Offshore Oil and Gas Industry - Abbreviations and Acronyms Courtesy of DMAR Engineering, Inc. (pdf file downloadable from www.dmar-engr.com)

A A&G Administrative And General Expenses AADE American Association Of Drilling Engineers AAGR Average Annual Growth Rate AAPG American Association Of Petroleum Geologists AAQS Ambient Air Quality Standards AAR After Action Reviews AAV Annulus Access Valve ABAN Abandonment ABF Aquatic Base Flow ABS American Bureau Of Shipping ABSA Alberta Boilers Safety Association AC Alternating Current ACA Annual Charge Adjustment ACHE Air Cooled Heat Exchanger ACOU Acoustic ACP Annular Casing Pressure ACP Area Contingency Plan ACQU Acquisition Log ACRS Accelerated Cost Recovery System ADIOS Automated Data Inquiry For Oil Spills ADIT Accumulated Deferred Income Taxes ADROC Advanced Rock Properties Report ADT Applied Drilling Technology AF Arctic Floater AFE Authorization For Expenditure AFFF Aqueous Film Forming Foam AFP Active Fire Protection AFV Annular Flow Valve AGRU Acid Gas Removal Unit AHBDF Along Hole (Depth) Below Derrick Floor AHD Along Hole Depth AI Artificial Island AIChE American Institute Of Chemical Engineers AIME American Institute Of Mining, Metallurgical, And Petroleum Engineers AIRG Airgun AIRRE Airgun Report AIS Automatic Identification System AIT Array Induction Tool AIT Auto Ignition Temperature AIV Alternate Isolation Valve AL Appraisal Licence AL Artificial Lift ALARP As Low As Reasonably Practicable ALC Aertical Seismic Profile Acoustic Log Calibration ALR Acoustic Log Report AMDEA Activated Methyldiethanolamine AMNI Associate Member Of The Nautical Institute Amp Ampere AMS Auxiliary Measurement Service Log AMSL Above Mean Sea Level AMV Annulus Master Valve AMVER US Automated Mutual Assistance Vessel Rescue ANACO Analysis Of Core Logs Report ANARE Analysis Report ANP Brazil'S National Petroleum Agency ANPR Advance Notice Of Proposed Rulemaking ANSI American National Standards Institute AOF Absolute Open Flow Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

AOFP Absolute Open Flow Potential AOPL Association Of Oil Pipe Lines APCD Air Pollution Control District APD Application For Permit To Drill API American Petroleum Institute APM Application For Permit To Modify APPRE Appraisal Report APS Active Pipe Support AQ Air Quality AQAP Air Quality Attainment Plan AQMD Air Quality Management District ARACL Array Acoustic Log ARB Air Resources Board ARCS Admiralty Raster Chart Service ARESV Analysis Of Reservoir ARI Azimuthal Resistivity Image ARPA Automatic Radar Plotting Aids ARRC Array Acoustic Report ART Actuator Running Tool ART Alternate Response Technologies AS Array Sonic Processing Log ASBA Association Of Ship Brokers And Agents ASCE American Society Of Chemical Engineers ASCSSV Annulus Surface Controlled Sub Surface Valve ASME American Society Of Mechanical Engineers ASP Array Sonic Processing Report ASPO Asociation For The Study Of Peak Oil & Gas ASR Atmosphere Supplying Respirator ASRO Australian Shipping Registration Office ASTM American Society For Testing And Materials ASV Annular Safety Valve ATD Application To Drill atm Atmosphere, A Unit Of Pressure AUV Autonomous Underwater Vehicle AV Annular Velocity Or Apparent Viscosity AVO Amplitude Variation With Offset (Seismic) AVO Amplitude Versus Offset (Geophysics) AWB/V Annulus Wing Block/Valve (Xt) AWO Approval For Well Operation B BA Brazos Area Gulf Of Mexico Leasing Area BA Bridging Agreement BARS Borehole Acoustic Reflection Survey BAST Best Available And Safest Technology Bbbl Billion Barrels Bbl Barrel(S) Of Oil BBS Behavioral Based Safety BBSM Behaviour Based Safety Management BC Code Of Safe Practice For Solid Bulk Cargoes BCD Barrels Per Calendar Day Bcf Billion Cubic Feet (Of Natural Gas) Bcfd Billion Cubic Feet Per Day Bcfe Billion Cubic Feet Of Gas Equivalent BDF Below Derrick Floor BDI Baltic Dry Index BDL Bit Data Log BDV Blow Down Valve BFI Baltic Freight Index BFOE Brent, Forties, Oseberg, And Ekofisk (Oil Fields) BFPD Barrels Of Fluid Per Day BGL Below Ground Level (Used As A Datum For Depths In A Well) BGL Borehole Geometry Log BGS British Geological Survey

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 2 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

BGT Borehole Geometry Tool BGWP Base Of Ground Water Protection BH Bloodhound BHA Bottomhole Assembly BHC Bhc Gamma Ray Log BHCA Bhc Acoustic Log BHCP Bottomhole Circulating Pressure BHCS Bhc Sonic Log BHCT Bottomhole Circulating Temperature BHFP Bottomhole Flowing Pressure BHL Borehole Log BHL Bottomhole Location BHP Bottom Hole Pressure BHPRP Borehole Pressure Report BHSRE Bottom Hole Sampling Report BHSS Borehole Seismic Survey BHST Bottomhole Static Temperature BHT Bottomhole Temperature BHTV Borehole Television Report BIMCO Baltic And International Maritime Council BIOR Biostratigraphic Range Log BIORE Biostratigraphy Study Report BIVDL Bi/Dk/Wf/Casing Collar Locator/Gamma Ray Log BLI Bottom Of Logging Interval BLP Bridge Linked Platform BLPD Barrels Of Liquid Per Day BM Bay Marchand Area Gulf Of Mexico Leasing Area BML Below Mud Line BMP’s Best Management Practices BO Back Off Log BO Biological Opinion BOB Back On Bottom BOD Basis of Design BOD Biological Oxygen Demand boe Barrels Of Oil Equivalent BOEM US Bureau Of Ocean Energy Management BOEPD Barrels Of Oil Equivalent Per Day boepd, boe/d, boed Barrel Of Oil Equivalent Per Day BOM Bill Of Materials BOP Blowout Preventer BOP Bottom Of Pipe BOPD Barrels Of Oil Per Day BOPE Barrels Of Oil Per Day Equivalent BOPE Blowout Preventer Equipment BOPM Barrels Of Oil Per Month BOREH Borehole Seismic Analysis BOSIET Basic Offshore Safety Induction And Emergency Training BOSVA British Offshore Support Vessel Owners Association BOTHL Bottom Hole Locator Log BOTTO Bottom Hole Pressure/Temperature Report BP Boiling Point BP Bubble Point bpd Barrels Per Day BPFL Borehole Profile Log BPH Barrels Per Hour BPI Baltic Panamax Index BPLUG Baker Plug BPV Back Pressure Valve BR Barge BROA British Rig Owners Association Brown Fields Fields Beyond Their Production Plateau But Still Producing BRPLG Bridge Plug Log BRS Bulgarian Register Of Shipping

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 3 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

BRT Below Rotary Table BS Breton Sound Area Gulf Of Mexico Leasing Area BS&W Basic Sediment & Water BSDV Boarding Shutdown Valve BSEE US Bureau Of Safety And Environmental Enforcement BSL Below Sea Level BSL Burner Safety Low BSML Below Sea Mean Level BSR Bend Strength Ratio BSR Blind Shear Ram BSR Blind Shear Rams (Blowout Preventer) BSR Bottom Simulating Reflector BTEX Benzene, Toluene, Ethylbenzene, Xylene BTHL Bottom Hole Log BTI British Trade International BTO/C Break To Open/Close (Valve Torque) BTU British Thermal Unit BU Bottom Up BUL Bottom Up Lag BUR Build Up Rate BV Bureau Veritas BVO Ball Valve Operator BWOC By Weight Of Cement BWOW By Weight Of Water BWPD Barrels Of Water Per Day C C (cent.) Centigrade C&E Well Completion And Equipment Cost C&K Choke And Kill C&S Cased And Suspended C/P Consumption/Production (Ratio) C1 Methane C2 Ethane C3 Propane C4 Butane C6 Hexanes C7+ Heavy Hydrocarbon Components CA Core Analysis Log CAA Clean Air Act CAAA Clean Air Act Amendments CAD Computer Assisted Design CAER Community Awareness And Emergency Response CALI Calliper Log CALOG Circumferential Acoustic Log CALVE Calibrated Velocity Log Data CAODC Canadian Association Of Oilwell Drilling Contractors CAP Condition Assessment Program Survey CAPEX Capital Expenditure CAPP Canadian Association Of Petroleum Producers CART Cam Actuated Running Tool (Housing Running Tool) CART Cap Replacement Tool CAS Casing Log CATS Central Area Transmission System CB Core Barrel CBI Computer Based Information CBI Confederation Of British Industry CBIL Cbil Log CBL Cement Bond Log CBM Choke Bridge Module CBM Coalbed Methane CBM Coalbed Methane CBM Conventional Buoy Mooring CBT Computer Based Training

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 4 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

CCA Clean Carribbean & Americas CCC Carrier Container Council CCHT Core Chart Log CCL Casing Collar Locator CCLP Casing Collar Locator Perforation CCLTP Casing Collar Locator Through Tubing Plug CCP Controllable Pitch Propeller CCS Carbon Capture And Storage (Or Sequestration) CCS China Classification Society CD Core Description CDA Common Data Access CDATA Core Data CDIS Cdi Synthetic Seismic Log CDP Common Depth Point (Geophysics) CDP Comprehensive Drilling Plan CDR Chemical Data Reporting Rule CDRCL Compensated Dual Resistivity Cal. Log CDU Control Distribution Unit CECAN Cec Analysis CEME Cement Evaluation CEN European Committee For Standardization CENELEC European Committee For Electro Technical Standardization CEPA Canadian Energy Pipeline Association CERCLA US Comprehensive Environmental Response Compensation And Liability Act CERE Cement Remedial Log CES Coast Earth Station CESMA Confederation Of European Union Shipmasters Associations CET Cement Evaluation Tool CF Completion Fluid Cf Cubic Feet CFD Computational Fluid Dynamics CFR Code Of Federal Regulations Cfs Cubic Feet Per Second CG Center of Gravity CG Coast Guard CGBF Concrete, Gravity Based Structure CGL Core Gamma Log CGPH Core Graph Log CGR Condensate Gas Ratio CGT Capital Gains Tax CGTL Compact Gas To Liquids CH Cased Hole CH Charlotte Harbor Gulf Of Mexico Leasing Area CHCNC Chcnc Gamma Ray Casing Collar Locator CHDTP Calliper Hdt Playback Log CHECK Checkshot And Acoustic Calibration Report CHESM Contractor, Health, Environment And Safety Management CHKSR Checkshot Survey Report CHKSS Checkshot Survey Log CHOPS Cold Heavy Oil Production With Sand CHP Casing Hanger Pressure CHROM Chromatolog CHRT Casing Hanger Running Tool CIBP Cast Iron Bridge Plug CILD Conduction Log CIMV Chemical Injection Metering Valve CIRM International Radio Maritime Committee CIT Chartered Institute Of Transport CITHP Closed In Tubing Head Pressure (Tubing Head Pressure When The Well Is Shut In) CIV Chemical Injection Valve CL Core Log Class Category In Classification Register CLC International Convention On Civil Liability For Oil Pollution Damage

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 5 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

CLG Core Log And Graph CLUP Coastal Land Use Plan CM Choke Module CMP Coastal Management Program CMP Common Midpoint (Geophysics) CNCF Field Normalised Compensated Neutron Porosity CND Compensated Neutron Density CNFDP Cnfd True Vertical Depth Playback Log CNG Compressed Natural Gas CNGR Compensated Neutron Gamma Ray Log CNL Compensated Neutron Log CNLFD Cnl/Fdc Log CO Carbon Monoxide CO Change Out CO2 Carbon Dioxide COA Contract Of Affreightment COC Certificate Of Conformance COD Chemical Oxygen Demand COFR Certificate Of Financial Responsibility COL Collar Log Colreg International Convention On Collision Regulations COMAN Compositional Analysis COML Compaction Log COMP Composite Log COMPR Completion Program Report COMPU Computest Report COMRE Completion Record Log CONDE Condensate Analysis Report CONDR Continuous Directional Log COOGER California Offshore Oil And Gas Energy Resources CORAN Core Analysis Report CORE Core Report CORG Corgun Log CORIB Coriband Log CORLG Correlation Log COROR Core Orientation Report COS Center For Offshore Safety CoSWP Code Of Safe Working Practices For Merchant Seamen COTP Captain Of The Port COW Crude Oil Washing COXY Carbon/Oxygen Log CPI Chemical Process Industries CPI Consumer Price Index CPI Cpi Log (Computer Processed Interpretation) CPI separator Corrugated Plate Interceptor CPICB Cpi Coriband Log CPIRE Cpi Report CPS Cycles Per Second CPU Cavern Point Unit CRA Corrosion Resistant Alloy CRET Cement Retainer Setting Log CRP Common/Central Reference Point (Subsea Survey) CRP Control Riser Platform CRS Croatian Register Of Shipping CRT Clamp Replacement Tool CS Chandeleur Sound Gulf Of Mexico Leasing Area CsF Caesium Formate csg Casing CSHN Cased Hole Neutron Log CSI Csi Log CSMT Core Sampler Tester Log CSO Complete Seal Off CSPG Canadian Society Of Petroleum Geologists

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 6 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

CSS Code Of Ship Management Standards CSS Cyclic Steam Stimulation (Method) CSTAK Core Sample Taken Log CSUG Canadian Society For Unconventional Gas CT Coiled Tubing CT Complex Total CT Compliant Tower CT Corporation Tax CTCO Coiled Tubing Clean Out CTD Coiled Tubing Drilling CTLF Coil Tubing Lift Frame CTLF Compensated Tension Lift Frame CTM Coil Tubing Measurement CTOD Crack Tip Opening Displacement CTRAC Cement Tracer Log CTU Cargo Transport Unit CTU Coiled Tubing Unit CUP Conditional Use Permit CUT Cutter Log CUTTD Cuttings Description Report CWA Clean Water Act CWI Certified Welding Inspector CWOP Complete Well On Paper CWOR Completion Work Over Riser CYBD Cyberbond Log CYBLK Cyberlook Log CYDIP Cyberdip Log CYDN Cyberdon Log CYPRO Cyberproducts Log CZMA US Coastal Zone Management Act CZMP Coastal Zone Management Program D Day D D&C Drilling And Completions DAC Dipole Acoustic Log DARCI Darci Log DART Days Away, Restricted Work, Or Job Transfer DAT Wellhead Housing Drill Ahead Tool DAZD Dip And Azimuth Display dBA Decibles DBB Double Block And Bleed DC Desoto Canyon Gulf Of Mexico Leasing Area DC Direct Current DC Drill Centre DC Drill Collar(S) DCAL Dual Caliper Log DCP Driller'S Control Panel DD Directional Driller Or Directional Drilling DD Dustin Dome Gulf Of Mexico Leasing Area DDBHC Ddbhc Waveform Log DDET Depth Determination Log DDM Derrick Drilling Machine (A.K.A. Top Drive) DDNL Dual Det. Neutron Life Log DDPT Drill Data Plot Log DEAL Digital Energy Atlas & Library DECC Department For Energy And Climate Change (Uk) DECT Decay Time DEFSU Definitive Survey Report DELTA Delta T Log Delta Difference Between Plan And Performance DEN Density Log DEPAN Deposit Analysis Report DEPC Depth Control Log

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 7 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

DESFL Deep Induction Sfl Log DEV Development Well, Lahee Classification DEVLG Deviation Log DEXP D Exponent Log DF Derrick Floor DFR Drilling Factual Report DFT Dry Film Thickness DGP Dynamic Geohistory Plot (3D Technique) DGPS Differential Global Positioning System DH Drilling History DHC Depositional History Curve DHPTT Downhole Pressure/Temperature Transducer DHSV Downhole Safety Valve DIBHC Dis Bhc Log DIEGR Dielectric Gamma Ray Log DIF Drill In Fluids DIL Dual Induction Log DILB Dual Induction Bhc Log DILL Dual Induction Laterolog DILLS Dual Induction Log Lss DILSL Dual Induction Log Sls DIM Directional Inertia Mechanism DINT Dip Interpretation DIP Dipmeter Log DIPAR Dipole Acoustic Report DIPBH Dipmeter Borehole Log DIPFT Dipmeter Fast Log DIPLP Dip Lithology Pressure Log DIPRE Dipmeter Report DIPRM Dip Removal Log DIPSA Dipmeter Soda Log DIPSK Dipmeter Stick Log DIRS Directional Survey Log DIRSU Directional Survey Report DIS Draft International Standard DISFL Disfl Dbhc Gamma Ray Log DISO Dual Induction Sonic Log DL Development Licence DLat Difference In Latitude DLIST Dip List Log DLL Dual Laterolog DLong Difference In Longitude DLS Dogleg Severity DLT Digital Linear Tape DMA Dead Man Anchor DMDO Distillate Marine Diesel Oil DMR Discharge Monitoring Report DNC Digital Nautical Chart DNHO Downhole Logging DNV Det Norske Veritas DO Dissolved Oxygen DO Division Order DOA Delegation Of Authority DOC Document Of Compliance DOCD Development Operations Coordination Documents DOE US Department Of Energy DOI US Department Of Interior DOL US Department Of Labor DOO Designation Of Operator DOT US Department Of Transportation DOWRE Downhole Report dP Delta Pressure DP Dewpoint

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 8 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

DP Drill Pipe DP Dynamic Positioning DPDV Dynamically Positioned Drilling Vessel DPL Dual Propagation Log DPLD Differential Pressure Levitated Device (Or Vehicle) DPO Dynamic Positioning Operator DPP Development And Production Plan DPRES Dual Propagation Resistivity Log DPS Dynamic Positioning System DPT Deeper Pool Test, Lahee Classification DQLC Dipmeter Quality Control Log DR Dead Reckoning DR Delay Rental DR Drilling Report DR Dummy Run Log DRI Drift Log DRLCT Drilling Chart DRLOG Drilling Log DRLPR Drilling Proposal/Progress Report DRPG Drilling Program Report DRPRS Drilling Pressure DRREP Drilling Report DRYRE Drying Report DS Deviation Survey, (Also Directional System) DS Drillship DSC Dangerous Goods, Solid Cargoes And Containers DSCAN Dsc Analysis Report DSI Dipole Shear Imager DSPT Cross Plots Log DSS Decision Support System DST Drill Stem Test DSTG Dstg Log DSTL Drill Stem Test Log DSTND Dual Space Thermal Neutron Density Log DSTPB Drill Stem Test True Vertical Depth Playback Log DSTRE Drill Stem Test Report DSTSM Drill Stem Test Summary Report DSTW Drill Stem Test Job Report/Works DSV Diving Support Vessel DT Day Tortugas Gulf Of Mexico Leasing Area DTPB Cnt True Vertical Depth Playback Log DTT Depth To Time DW Deep Water DWH Deepwater Horizon DWOP Deepwater Operations Plan DWOP Drilling Well On Paper DWQL Dual Water Quicklook Log DWRRA US Deep Water Royalty Relief Act DWSS Dig Well Seismic Surface Log DWT Deadweight Tons DXC Dxc Pressure Pilot Report E Young'S Modulus E E&A Exploration And Appraisal E&P Exploration And Production E/W East/West EA Environmental Assessment EA Environmental Assessment EAGE European Association Of Geoscientists & Engineers EBITDA Earnings Before Interest, Taxes, Depreciation, And Amortization EC European Commission ECC Emergency Control Center ECD Equivalent Circulating Density

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 9 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

ECDIS Electronic Chart Display And Information System ECGD Exports Credits Guarantee Department ECHA European Chemicals Agency ECITB Engineering Construction Industry Training Board ECP External Casing Packer ECRD Electrically Controlled Release Tool ECS Electronic Chart System EDP Emergency Disconnect Package EDP Exploration Drilling Program Report EDR Exploration Drilling Report EDRC Effective Daily Recovery Capacity (Of Oil Skimmers) EDS Emergency Disconnect Sequence EEHA Electrical Equipment In Hazardous Areas EEP Emergency Evacuation Plan EER Emergency Escape And Refuge (System) EERA Escape, Evacuation, And Rescue Analysis EEZ Exclusive Economic Zone EFH Essential Fish Habitat EFL Electrical Flying Lead EFR Engineering Factual Report EGMBE Ethylene Glycol Mono Butyl Ether EHT Electric Heat Trace EHV Extra High Voltage EI Eugene Island Area Gulf Of Mexico Leasing Area EIA Environmental Impact Assessment EIA Environmental Impact Assessment EIA US Energy Information Administration EIR Environmental Impact Report EIS Environmental Impact Statement EL Electric Log EL Exploration Licence EL The Elbow Gulf Of Mexico Leasing Area ELT Economic Limit Test EM Electromagnetic EM Emop Log EMF Electro Magnetic Fields EMG Equivalent Mud Gradient EMI Electromagnetic Inspection EMOP Emop Well Site Processing Log EMP Electromagnetic Propagation Log EMT Electrical Metallic Tubing (Conduit) EMW Equivalent Mud Weight EN European Standard EN PI Enhanced Productivity Index Log ENC Electronic Navigation Chart ENG Engineering Log ENGF Engineer Factual Report ENGPD Engineering Porosity Data Eni Ente Nazionale Idrocarburi S.P.A. (Italy) ENJ Enerjet Log EOFL End Of Field Life EOR Enhanced Oil Recovery EOS Equation Of State EOT End Of Tubing EOW End Of Well Report EP Exploration Plan EPA Environmental Protection Act EPA US Environmental Protection Agency EPCI Engineering, Procurement, Construction, And Installation EPCU Electrical Power Conditioning Unit EPFS Electronic Position Fixing System EPIDORIS Exploration And Production Integrated Drilling Operations And Reservoir Information System EPIRB Emergency Position Indicating Radio Beacon

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 10 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

EPT Electromagnetic Propagation ER(D) Extended Reach (Drilling) ERA Environmental Risk Assessment ERC Emergency Response And Control ERD Extended Reach Drilling ERNS Emergency Response Notification System EROEI Energy Returned On Energy Invested ERP Emergency Response Plan ERP Enterprise Resource Planning ERT Emergency Response Team ERT Emergency Response Training ESA US Endangered Species Act ESD Electrostatic Discharge ESD Emergency Shut Down ESP Electric Submersible Pump ESP Expected Surface Pressure ESPcc Expected Surface Pressure For The Completion Case ETA Estimated Time Of Arrival ETA Event Tree Analysis ETAP Eastern Trough Area Project ETD Estimated Time Of Departure ETO Electro Technical Officer ETSF Electronic Trading Standard Format ETSI European Telecommunications ETTD Electromagnetic Thickness Test ETU Electrical Test Unit EU European Union EUR Estimated Ultimate Recovery EVARE Evaluation Report EVI Equipment Verification Inspection EWR End Of Well Report EWTA Eglin Water Test Area F FAC Factual Report FACHV Four Arm Calliper Log FANAL Formation Analysis Sheet Log FAT Factory Acceptance Testing FBE Fusion Bonded Epoxy FBHP Flowing Bottomhole Pressure. FC Float Collar FCC Fully Cellular Containership FCF Fishermen'S Contingency Fund FCO Financed, Constructed And Operated FCO Foreign And Commonwealth Office FCP Final Circulating Pressure FCVE F Curve Log FDC Formation Density Log FDP Field Development Planning FDS Functional Design Specification FEED Front End Engineering And Design FEL From East Line FER Field Equipment Room FERC US Federal Energy Regulatory Commission FEWD Formation Evaluation While Drilling FFAC Formation Factor Log FFM Full Field Model FG Fracture Gradient FGEOL Final Geological Report FH Full Hole Tool Joint FI Final Inspection FI(M) Free Issue (Materials) FID Final Investment Decision FINST Final Stratigraphic Report

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 11 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

FINTP Formation Interpretation FIP Flow Induced Pulsation FIR Failure Investigation Reports FIT Fairing Intervention Tool FIT Fluid Identification Test FIT Formation Integrity Test FIT Formation Integrity Test FIT Formation Interval Tester FIV Flow Induced Vibration FIV Formation Isolation Valve FLAP Fluid Level Above Pump FLET Flowline End Termination FLIV Flowline Isolation Valve FLMPI Full Length Magnetic Particle Inspection FLMT Flowline Manifold Termination FLOPR Flow Profile Report FLOT Flying Lead Orientation Tool FLOW Flow And Buildup Test Report FLRA Field Level Risk Assessment FLS Fluid Sample FLT Fault (Geology) FLUT Full Length Ultrasonic Inspection FM Flowmeter FMA Finnish Maritime Administration FMEA Failure Modes And Effects Analysis FMECA Failure Modes, Effects, And Criticality Analysis FMI Formation Micro Imaging Log FMP Facility Measurement Point FMP Formation Microscan Report FMS Formation Multi Scan Log; Formation Micro Scan Log FNL From North Line FNOS Final Notice Of Sale FO Fuel Oil FOET Further Offshore Emergency Training FOIP Freedom Of Information And Protection Of Privacy Act FONSI Findings Of No Significant Impact FOSC Federal On Scene Coordinator FOSV Full Opening Safety Valve FP Frac Pack FPDM Fracture Potential And Domain Modelling/Mapping FPF Floating Production Facility FPIT Free Point Indicator Tool FPL Flow Analysis Log FPLAN Field Plan Log FPS Floating Production System FPSO Floating Production Storage And Offloading System FPU Floating Processing Unit FR Full Requirements FR US Federal Register FRA Fracture Log FRARE Fracture Report FRES Final Reserve Report FRSB Fast Response Spill Boat FRU Fast Response Units FS Fail Safe FSA Formal Safety Assessment FSB Flowline Support Base FSI Flawless Start Up Initiative FSL From South Line FSO Floating Storage Offloading Vessel FSRU Floating Storage And Regasification Unit FT Flow Transmitter Ft Foot (Feet)

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 12 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

FT Formation Tester Log FTA Fault Tree Analysis FTC US Federal Trade Commission FTM Fire Team Member FTP Flowing Tubing Plug FTP Flowing Tubing Pressure FTRE Formation Testing Report FULDI Full Diameter Study Report FV Funnel Viscosity Or Float Valve FVF Formation Volume Factor FWHP Flowing Wellhead Pressure FWKO Free Water Knock Out FWL Free Water Level FWL From West Line FWR Final Well Report FWV Flow Wing Valve G G&G Geology And Geophysics G/C Gas Condensate G/L Gas/Liquid GA General Arrangement (Of Offshore Equipment) Gal Gallon GAPP Generally Accepted Accounting Principles GAS Gas Log GASAN Gas Analysis Report GBS Gravity Based Structure GBT Gravity Base Tank GC Gas Chromatography GC/MS Gas Chromatography/Mass Spectrometry GCAT Government Compliance Action Team GCLOG Graphic Core Log GDAT Geodetic Datum GDIP Geodip Log GDP Gross Domestic Product GDT Gas Down To GE Condensate Gas Equivalent GE Ground Elevation GEOCH Geochemical Evaluation GEODY Geo Dys Log GEOEV Geochemical Evaluation Report GEOFO Geological & Formation Evaluation Report GEOL Geological Surveillance Log GEOP Geophone Data Log GEOPN Geological Well Prognosis Report GEOPR Geological Operations Progress Report GEORE Geological Report GFCI Ground Fault Circuit Interrupter GGRG Gauge Ring GHG Greenhouse Gas GIIP Gas Initially In Place GIS Geographic Information System GJ Gigajoule GL Gas Lift GL Germanischer Lloyd GL Ground Level GLM Gas Lift Mandrel Glonass Global Navigation Satellite System GLR Gas Liquid Ratio GLV Gas Lift Valve GMDSS Global Maritime Distress And Safety System GMT Greenwich Mean Time GNOME General NOAA Oil Modeling Environment GOC Gas Oil Contact

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 13 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

GOC General Operators' Certificate GOM Gulf Of Mexico GOMR Gulf Of Mexico Region GOP Geological Operations Report GOR Gas Oil Ratio GOSP Gas Oil Separation Plant GP Gravel Pack GPIT Inclinometry Tool Log GPLT Geol Plot Log GPRA The US Government Performance And Results Act GPS Global Positioning System GPSL Geo Pressure Log GR Gamma Ray GR Ground Level GRAD Gradiometer Log GRC Galvanized Rigid Conduit GRE Ground Elevation GRLOG Grapholog GRN Gamma Ray Neutron Log GRP Glass Reinforced Plastic GRSVY Gradient Survey Log GRV Gross Rock Volume GS Gas Supplier GS Gel Strength GT Gross Tonnage GT&C General Terms And Conditions GTL Gas To Liquids GTW Gas To Wire GUI Graphical User Interface GUN Gun Set Log GW Gigawatt GWC Gas Water Contact Gwh Gigawatt Hour GWI Gross Working Interest GWREP Geo Well Report H H2S Hydrogen Sulfide HA Hazard Analysis HAP’s Hazardous Air Pollutants HARP Hot Spots Analysis And Reporting Program HARP Hydrocarbons Additional Recovery Program HAZ Heat Affected Zone HAZCOM Hazard Communications HAZID Hazard Identification HAZMAT Hazardous Materials Response Division Of Noaa HAZOP Hazard And Operability (Analysis) HAZWOPER Hazardous Waste Operations And Emergency Response HBL Hydrostatic Balanced Loading HC Hydrocarbons HCA High Consequence Areas HCA Host Control Area HCCS Horizontal Clamp Connection System HCM Horizontal Connection Module HCRF Hydrographic Chart Raster Format HDA Helideck Assistant HDT High Resolution Dipmeter Log HEA Habitat Equivalency Analysis Heavy oil Crude Oil With Api Gravity Of 20 Or Less HEC Hydroxyethylcellulose HEP Habitat Evaluation Procedure HES Health, Environment, And Safety HEXT Hex Diplog HFE Human Factors Engineering

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 14 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

HFL Hydraulic Flying Lead HGE Harmonization Group On Ecdis HGS High (Specific )Gravity Solids HHI Hirschman Herfindahl Index HHP High Holding Power (Anchors) HHP Hydraulic Horsepower HIPPS High Integrity Pressure Protection System HISC Hydrogen Induced Stress Cracking HKSR Hong Kong Shipping Register HL Hook Load HLID Hydrocarbon Leak And Ignition Database HLO Heavy Load Out (Facility) HLO Helicopter Landing Officer Hmax Maximum Wave Height HO Hydrographic Office HP High Pressure HP Horsepower HP Hydrostatic Pressure HP/IP High Pressure And/Or Intermediate Pressure HPGAG High Pressure Gauge HPHT High Pressure, High Temperature HPU Hydraulic Power Unit HPWBM High Performance Water Base Mud HQI Habitat Quality Index Hs Significant Wave Height HSC Health & Safety Commission HSE Health, Safety And Environment HSWA Health And Safety At Work Act HT High Temperature HTHP High Temperature, High Pressure HTM Heideck Team Member HUD Hold Up Depth HUET Helicopter Underwater Escape Training HVDC High Voltage Direct Current HVI High Viscosity Index HWDP Heavy Weight Drill Pipe HYPJ Hyperjet HYROP Hydrophone Log Hz Hertz (Cycles Per Second) I I3P Independent Third Party IACS International Association Of Classification Societies IADC International Association Of Drilling Contractors IAIN International Association Of Institutes Of Navigation IALA International Association Of Lighthouse Authorities IAPH International Association Of Ports And Harbors IASST International Association For Sea Survival Training IBC Intermediate Bulk Container IBCS Integrated Bridge Control System IBIA International Bunker Industry Association IBOP Inside Blowout Preventer IC Incident Commander IC Information Collection ICAB International Cargo Advisory Bureau ICAP Installed Capacity ICD Inflow Control Device ICE Intercontinental Exchange ICHCA International Cargo Handling Coordination Association ICoTA Intervention And Coiled Tubing Association ICP Intermediate Casing Point ICS Incident Command System ICS Institute Of Chartered Shipbrokers ICS International Chamber Of Shipping

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 15 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

ICSU Integrated Commissioning And Start Up ICV Integrated Cement Volume ICV Interval Control Valve ID Inner Diameter IDC Intangible Drilling Costs IDLH Immediately Dangerous To Life Or Health IEA International Energy Agency IEEE Institute Of Electrical And Electronics Engineers IEL Induction Electrical Log IEP Initial Exploration Plan IEP/DOCD IEP and Development Operations Coordination Documents IER Incremental Energy Rate IF Internal Flush Tool Joint IFO Intermediate Fuel Oil IFSMA International Federation Of Ship Masters' Associations IFTPA International Forest Product Transport Association IGO Inter Governmental Organization IGS Inert Gas System IGU International Gas Union IHB International Hydrographic Bureau IHMA International Harbor Masters' Association IHO International Hydrographic Organization IHR Incremental Heat Rate IHV Integrated Hole Volume IICL Institute Of International Container Lessors IIMS International Institute Of Marine Surveyors IIRT Initial Incident Response Team IJC International Joint Commission IJL Injection Log IL Induction Log ILI In Line Inspection ILO International Labor Organization ILOGS Image Logs ILTA International Liquid Terminals Association IMAG Image Analysis Report IMarE Institute Of Marine Engineers IMB International Maritime Bureau IMCA International Marine Contractors Association IMDG Code International Maritime Dangerous Goods Code IMF International Monetary Fund IMLA International Maritime Lecturers Association IMO International Maritime Organization IMPA International Marine Purchasing Association IMPA International Maritime Pilots' Association IMT Intermediate Metal Conduit in Inch INC Incident Of Non Compliance INCRE Incline Report INDWE Individual Well Record Report INGAA Interstate Natural Gas Association Of America INJEC Injection Falloff Log Inmarsat International Marine Satellite Organization INSUR Inrun Survey Report Intercargo International Association Fo Dry Cargo Ship Owners INTERTANKO International Association Of Independent Tanker Owners INVES Investigative Program Report IOC Independent Oil Company IOC International Oil Company IOLT Institute Of Logistics And Transport IOPC International Oil Pollution Fund IOR Improved Oil Recovery IP Intellectual Property IP Intermediate Pressure

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 16 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

IP Internet Protocol IPAA Independent Petroleum Association Of America IPC Installed Production Capacity IPE International Petroleum Exchange IPF Impact Producing Factors IPO Initial Public Offering IPPC Integrated Pollution Prevention And Control IPR Inflow Performance Relationship IR Inland Revenue IR Inspection Report IR Interpretation Report IRC Inspection Release Certificate IRS Indian Register Of Shipping ISDP Integrated Ship Design And Production ISF International Shipping Federation ISGOTT International Safety Guide For Oil Tankers And Terminals ISM IMO'S International Safety Management (Code) ISMA International Ship Managers' Association ISO International Standards Organization ISSA International Ship Supplies Association ISU International Salvage Union ITB Invitation to Bid ITF International Transport Workers Federation ITL Industry Leadership Team (Part Of Pilot) ITOPF International Tanker Owners Pollution Federation ITP Inspection And Test Plan ITS Influx To Surface ITT Invitation To Tender IUA International Underwriting Association IUR Inventory Update Reporting IWCF International Well Control Federation IWCF International Well Control Forum IWCF certification IWCF Blowout Prevention & Well Control Certification IWOCS Installation/Workover Control System J J&A Junked And Abandoned JAS Joint Association Survey JB Junk Basket JHA Job Hazard Analysis JIP Joint Industry Project JIT Just In Time JITF Joint Industry Task Force JNCC Joint Nature Conservation Committee JOA Joint Operating Agreement JRP Joint Review Panel JSA Job Safety Analysis JT Joule Thomson (Effect/Valve/Separator) JU Jack Up Drilling Rig JU Jackup JV Joint Venture JVP Joint Venture Partners/Participants K KB Kelly Bushing KBE Kelly Bushing Elevation KBG Kelly Bushing Height Above Ground Level KD Kelly Down kh Permeability Thickness (K Permeability, H Height) kHz Thousand Hertz (Cycles Per Second) KOP Kick Off Plug KOP Kick Off Point Directional Drilling KOP Kickoff Point KPI Key Performance Indicator kpsi Thousand Pounds Per Square Inch

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 17 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

KR (or KRS) Korean Register Of Shipping KRP Kill Rate Pressure KV Kilovolt KVA Kilovolt Ampere KVNR Dutch Register Of Shipping Kw Kilowatt KWH Kilowatt Hour L LACT Lease Automatic Custody Transfer LAH Lookahead LAOT Linear Activation Override Tool LARS Launch & Recovery System Lat Latitude LAT Lowest Astronomical Tide lbf Pounds Force lbm Pounds Mass LBP Length Between Perpendiculars LBS Lifeboat Stations LCB Longitudinal Centre Of Buoyancy LCD Liquid Crystal Display LCF Longitudinal Centre Of Flotation LCL Lethal Dose (Low) LCM Lost Circulation Material LCV Level Control Valve LD Lay Down (Tubing, Rods, Etc.) LD50 Median Lethal Dose LDT Light Displacement Tonnage, Lost During Trans Shipment LEAKL Leak Detection Log LED Light Emitting Diode LEEA Lifting Equipment Engineers Association LEL Lower Explosive Limit LEM Lower Explosive Mixture LEO Low Earth Orbit (Satellite Configuration) LFL Lower Flammable Limit LGR Liquid Gas Ratio LGS Low (Specific )Gravity Solids LIBOR London Interbank Offered Rate LIFT Licence Information For Trading LINCO Liner And Completion Progress Report LIOG Lithography Log LIT Lead Impression Tool LKO Lowest Known Oil LL Laterolog LMAP Location Map LMRP Lower Marine Riser Package LMT Local Mean Time LMV Lower Master Valve LN Land LNG Liquefied Natural Gas LO Lubricating Oil LOA Length Over All LOA Letter Of Authorisation/Agreement LOC Letter Of Credit, Letter Of Compliance LODF Line Outage Distribution Factor LOE Lease Operating Expenses LOGGN Logging Whilst Drilling LOGGS Lincolnshire Offshore Gas Gathering System LOGIC Leading Oil And Gas Industry Competitiveness LOGRS Log Restoration Report LOGSM Log Sample LOL Limitation Of Owner'S Liability LOLE Loss Of Load Expectation LOLER Lifting Operations And Lifting Equipment Regulations

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 18 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

LOP Line Of Position LOPA Layers Of Protection Analysis LOR Letter Of Readiness LOS Law Of The Sea LOS Line Of Sight LOT Leak Off Test LOT Linear Override Tool LOT Lock Open Tool LOTO Lock Out Tag Out LP Limited Partnership LP Liquid Petroleum LP Low Pressure LPC London Processing Centre LPG Liquefied Petroleum Gas LPH Litres Per Hour LPWHH Low Pressure Well Head Housing LQ Living Quarters LR Lloyd'S Register LRDP Long Range Development Plan LRP Lower Riser Package LSA Life Saving Appliances LSBGR Long Spacing Bhc Gr Log LSD Land Surface Datum LSFO Loss Sulfur Fuel Oil LSH Level Safety High (Sensor) LSL Level Safety Low (Sensor) LSSON Long Spacing Sonic Log LST Local Standard Time LT Linear Time Or Lag Time LTI(FR) Lost Time Incident (Frequency Rate) LUMI Luminescence Log LVEL Linear Velocity Log LVI Low Viscosity Index LVOT Linear Valve Override Tool LW Low Water LWD Logging While Drilling LWL Length On Water Line LWOP Logging Well On Paper LWR Lazy Wave Catenary Riser m Metre M M&R Measurement And Regulation M/V Mobile Vessel MAASP Maximum Acceptable [Or Allowable] Annular Surface Pressure MAC Multipole Acoustic Log MACL Multiarm Caliper Log MAGST Magnetostratigraphic Report MAOP Maximum Allowable Operating Pressure MARA Maralog Marisat Maritime Satellite System MARPOL International Convention For The Prevention Of Pollution From Ships MARSEC Maritime Security MASP Maximum Allowable Surface Pressure MASP Maximum Anticipated Surface Pressure MASPcc Maximum Anticipated Surface Pressure For The Completion Case MAWOP Maximum Allowable Wellhead Operating Pressure MAWP Maximum Actual Working Pressure MAWP Maximum Allowable Working Pressure MAWP Maximum Allowable Working Pressure Mbbls Thousand Barrels Mbbls/d Thousand Barrels Per Day Mbd Thousand Barrels (Of Oil) Per Day Mbod Thousand Barrels Of Oil Per Day

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 19 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

Mboe Thousand Barrels Of Oil Equivalent Mboe/d Thousand Barrels Of Oil Equivalent Per Day MBRO Multi Bore Restriction Orifices MBT Methylene Blue Test MCA Marine Coastguard Agency MCC Master Control Center MCC Molded Case Circuit Breaker MCD Mechanical Completion Dossier MCE Maximum Credible Earthquakes Mcf Thousand Cubic Feet (Of Gas) MCFD Thousand Cubic Feet Per Day Mcfe Thousand Cubic Feet Of Natural Gas Equivalent MCFPD One Thousand Cubic Feet Of Gas Per Day MCHE Main Cryogenic Heat Exchanger MCM Manifold Choke Module MCP Manifold Compression Platform MCS Manifold & Connection System MCS Master Control Station MD Measured Depth MD Measurements/Drilling Log mD Millidarcy, Measure Of Permeability, With Units Of Area MDEA Methyl Diethanolamine (Amdea) MDL Methane Drainage Licence MDO Marine Diesel Oil MDSS Measured Depth Sub Sea MDT Modular Formation Dynamic Tester MEA Monoethanolamine MEG Mono Ethylene Glycol MEM Mechanical Earth Model MEO Medium Earth Orbit (For Satellite Configuration) MEPC Marine Environment Protection Committee MEPRL Mechanical Properties Log MERCR Mercury Injection Study Report MERG Merge Fdc/Cnl/Gamma Ray/Dual Laterolog/Micro Sfl Log MERSAR Merchant Ship Search And Rescue Manual MEST Mest Log MF Marsh Funnel (Mud Viscosity) MFCT Multifinger Calliper Tool Mgd Million Gallons Per Day MGL Magnelog MGN Marine Guidance Note MGO Marine Gas Oil Mgy Million Gallons Per Year MH Methane Hydrate (Methane Clathrate, Or Fire Ice) MHA Major Hazards Analysis MI Matagorda Island Area Gulf Of Mexico Leasing Area MI Mechanical Integrity MI Mineral Interest MIFR Mini Frac Log MINL Minilog MIPAL Micropalaeo Log MIRU Move In And Rig Up MIS Management Information System MIST Minimum Industry Safety Training MIYP Maximum Internal Yield Pressure MJ Megajoule mKB Meters Below Kelly Bushing ML Microlog, Or Mud Log ML Multilateral MLF Marine Loading Facility MLH Mud Liner Hanger MLL Microlaterolog MLLW Mean Lower Low Water

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 20 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

MM Million MM Mitigation Measure MMbbl(s) Million Barrels MMbd Million Barrels Per Day MMbod Million Barrels Of Oil Per Day MMboe Million Barrels Of Oil Equivalent Mmboepd Millions Of Barrels Of Oil Equivalent Per Day mmBtu Million British Thermal Units MMcf Million Cubic Feet (Of Natural Gas) MMcf/d Million Cubic Feet Per Day MMcfd Million Cubic Feet Day MMcfe Million Cubic Feet (Of Natural Gas Equivalent) MMCRP Mitigation Monitoring And Compliance Reporting Program mmHg Millimeters Of Mercury (A Unit Of Pressure) MMO Marine Mammal Observer MMP Mitigation Monitoring Program MMPA Marine Mammals Protection Act MMPA US Marine Mammal Protection Act MMS Minerals Management Service MMscf Million Standard Cubic Feet mmscfd Million Standard Cubic Feet Per Day mmstb Million Stock Barrels MMTPA Millions Of Metric Tonnes Per Annum MNI Member Of The Nautical Institute MNP Merge And Playback Log MO Mobile MOC Management Of Change MODU Mobile Offshore Drilling Unit MOF Marine Offloading Facility MOP Mobile Offshore Production MOPU Mobile Offshore Production Unit MOT Materials/Marine Offloading Terminal MOTEMS Marine Oil Terminal Engineering And Maintenance Standards MOU Memorandum Of Understanding MOU Mobile Offshore Unit MP Main Pass Area Gulf Of Mexico Leasing Area MPA Micropalaeo Analysis Report MPD Managed Pressure Drilling Mpd Thousand Barrels Per Day MPFM Multiphase Flowmeter MPK Merged Playback Log MPN Most Probable Number MPP Multiphase Pump MPQT Manufacturing Procedure Qualification Test MPS Manufacturing Procedure Specification MPV Multi Purpose Vessel MQ Marqesas Gulf Of Mexico Leasing Area MQC Multi Quick Connection Plate MR Marine Riser, (Morning Report) MRCC Maritime Rescue Coordination Centre MRCV Multi Reverse Circulating Valve MRIRE Magnetic Resonance Image Report MRR Material Receipt Report MS Mass Spectrometry MSA Master Service Agreement MSC Management System Coordinator MSC Marine Safety Committee MSC Master Services Contract Mscf Thousand Standard Cubic Feet MSCT Msct Gamma Ray Log MSDS Material Safety Data Sheets MSFL Micro Sfl Log MSI Mechanical And Structural Inspection

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 21 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

MSIPC Multi Stage Inflatable Packer Collar MSL Mean Sea Level MSL Micro Spherical Log MSP Maximum Source Pressure MSRC Marine Spill Response Corporation MSS Magnetic Single Shot MST Mst Exp Resistivity Log MT Magnetotellurics MT Metric Tons MTBE Methyl Tertiary Butyl Ether MTLP Mini Tension Leg Platform MTR Material Test Reports MTSRU Maritime Transportation System Recovery Unit MTT Mtt Multi Isotope Trace Tool MTTF Mean Time To Failure MU Mustang Island Area Gulf Of Mexico Leasing Area MUD Mud Log MUDT Mud Temperature Log MuSol Mutual Solvent MUX Make Up Crossover [Crossover X] MVA Megavolt Amperes MVB Master Valve Block On Xmas Tree MW Megawatts MW Mud Weight MWA Military Warning Area MWCC Marine Well Containment Co. MWD Measurement While Drilling MWDRE Measurement While Drilling Report MWS Marine Warranty Survey N Newton N N/S North/South N02 Nitrogen Dioxide N0X Nitrogen Oxides NAAQS National Ambient Air Quality Standards NACE National Association Of Corrosion Engineers NAFTA North American Free Trade Agreement NAPF Non Aqueous Phase Fluid NAVIG Navigational Log NAVTEX Navigational And Meteorological Warning Broadcast Service NB Nominal Bore NCOB No Cargo On Board NCP US National Oil And Hazardous Substance Pollution Contingency Plan NCR Nonconformance Report NDE Non Destructive Examination NDT Nondestructive Testing NE Northeast NEB National Energy Board NEPA US National Environmental Policy Act NEUT Neutron Log NFI No Further Investment NFTZ Non Free Trade Zone NFW New Field Wildcat, Lahee Classification NG Natural Gas NGDC National Geoscience Data Centre (United Kingdom) NGH Natural Gas Hydrate (Methane Clathrate, Or Fire Ice) NGL Natural Gas Liquids NGLQT Ngt Ql Log NGO Non Governmental Organisation NGPL Natural Gas Pipeline NGR Natural Gamma Ray NGRC National Geological Records Centre (United Kingdom) NGS Ngs Log

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 22 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

NGSS Ngs Spectro Log NGT Ngt Log NGTLD Ngt Ldt Ql Log NGTR Ngt Ratio Log NHDA National Hydrocarbons Data Archive (United Kingdom) NHPV Net Hydrocarbon Pore Volume NI The Nautical Institute NIHQ Nautical Institute Headquarters, London NIOSH National Institute For Occupational Safety NITC Normal Incremental Transfer Capability NK or NKK (or ClassNK) Nippon Kaiji Kyokai (Japan'S Ship Classification Society) NM Nautical Mile NMEA National Marine Electronics Association NMFS National Marine Fisheries Services (Noaa Fisheries) NMHC Non Methane Hydrocarbons NMR Nuclear Magnetic Resonance NMVOC Non Methane Volatile Organic Compounds NNR National Nature Reserve NNS Northern North Sea NO Nitric Oxide NOAA National Oceanic And Atmospheric Administration NOC National Oil Company NOD Notice Of Determination NOGEPA Netherlands Oil And Gas Exploration And Production Association NOI Notice Of Inquiry NOI Notice Of Intent NOIA National Ocean Industries Association NOISL Noise Log NOP Notice Of Preparation NOR Notice Of Readiness NORM Naturally Occurring Radioactive Material NOW Non Hazardous Oilfield Waste NOX Nitrogen Oxides NP Non Producing Well (As Opposed To P Producing Well) NPD Norwegian Petroleum Directorate NPDES National Pollutant Discharge Elimination System NPFC US National Pollution Funds Center NPR Notice Of Proposed Rulemaking NPREP National Preparedness For Response Exercise Program NPS Nominal Pipe Size (Sometimes Ns) NPSH Net Positive Suction Head NPT Nonproductive Time NPV Net Present Value NPW New Pool Wildcat, Lahee Classification NRC National Response Center NRDA National Resource Damage Assessment NRI Net Revenue Interest NRT National Response Team NRV Non Return Valve NSA Norwegian Shipowners' Association NSDG North Sea Decommissioning Group NT Net Tonnage NTE Not To Exceed NTHF Non Toxic High Flash NTL Notice To Lessees And Operators NTO National Training Organization NTP National Toxicology Program NTSB US National Transportation Safety Board NTU Nephelometric Turbidity Unit NUMAR Magnetic Resonance Image Log NUMAST National Union Of Marine, Aviation & Shipping Transport Officers NWI Net Working Interest NWR National Wildlife Refuge

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 23 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

NYMEX New York Mercantile Exchange O O&G Oil And Gas O&M Operations And Maintenance O/B On Board OAPEC Organization Of Arab Petroleum Exporting Countries OB Overbalanced OBC Ocean Bottom Cable (Seismic Collection) OBCS Ocean Bottom Cable System OBDTL Obdt Log OBEVA Obdt Evaluation Report OBM Oil Based Mud OBO Ore/Bulk/Oil Carrier OCA Offshore Contractors Association OCIMF Oil Companies International Marine Forum OCL Quality Control Log OCR Optical Character Recognition OCS Outer Continental Shelf OCSLA Outer Continental Shelf Lands Act OCTG Oil Country Tubular Goods OD Outer Diameter ODT Oil Down To OECD Organization For Economic Co Operation And Development OEM Original Equipment Manufacturer OEM Original Equipment Manufacturer OES Office Of Emergency Services OFST Offset Vertical Seismic Profile OG Oil And Gas Directorate OGITF Oil & Gas Industry Task Force OGML Oil, Gas And Mineral Lease OGP International Association Of Oil & Gas Producers OH Open Hole OH Openhole Log OHC Open Hole Completion OHGP Openhole Gravel Pack OIAC Oil Industry Advisory Committee OIM Offshore Installation Manager OIP Oil In Place OLF Norwegian Oil Industry Association OMB US Office Of Management And Budget OMBO One Man Bridge Operation OML Oil Mining Lease OMRL Oriented Micro Resistivity Log ONAN Oil Natural Air Natural Cooled Transformer ONRR Office Of Natural Resources Revenue OOC Offshore Operators Committee OOD Officer Of The Deck OOE Offshore Operation Engineer OOIP Original Oil In Place OOT Out Of Tolerance OOW Officer Of The Watch OP Operating Procedure OPA US Oil Pollution Act Of 1990 OPEC Organisation Of Petroleum Exporting Countries OPEX Operating Expenditure OPITO Offshore Petroleum Industry Training Organization OPL Operations Log OPPR Oil Pollution Preparedness And Response OPR Office Of Planning And Research OPRC International Convention On Oil Pollution Preparedness, Response And Co Operation OPRES Overpressure Log OPS Operations Report OPS US Office Of Pipeline Safety

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 24 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

ORICO Oriented Core Data Report ORM Other Regulated Materials (A Dot Materials Classification) ORRI Overriding Royalty Interest OS&D Over, Short & Damage (Report) OSC On Scene Coordinator OSCP Oil Spill Contingency Plan OSFR Oil Spill Financial Responsibility OSHA Occupational Safety And Health Administration OSLTF Oil Spill Liability Trust Fund OSPR Oil Spill Prevention And Response OSRA Oil Spill Risk Assessment OSRAM Oil Spill Risk Analysis Model OSRO Oil Spill Response Organization OSRP Oil Spill Response Plan OSRV Oil Spill Response Vessel OSV Offshore Support Vessel OT A Well On Test OT Off Tree OT Overtime OTC Offshore Technology Conference OTDR Optical Time Domain Reflectometry OTIP Operational Testing Implementation Plan OTJ On The Job OTL Operations Team Leader OTO Oil Taxation Office (Of The Inland Revenue) OUT Oil Up To OUT Outpost, Lahee Classification OVCH Oversize Charts OVID Offshore Vessel Inspection Database OVSP Offset Vertical Seismic Profiling OWC Oil Water Contact OWR Oil/Water Ratio P Pressure P Producing Well (As Opposed To Np Non Producing) P Wave Compressional Wave P P&A Plug And Abandon P&A Plugged And Abandoned (Of A Well) P&I (or P and I) Protection And Indemnity Club P&ID Piping And Instrument Diagrams PAC Pacific Ocs Region PADPRT Pressure Assisted Drillpipe Running Tool PAGA Public Address General Alarm PAH Poly Aromatic Hydrocarbons PAL Palaeo Chart PALYN Palynological Analysis Report PAM Passive Acoustic Monitoring Panamax Ships Able To Transit, And Allowed Transit, Of The Panama Canal PAR Pre Assembled Rack PART Program Assessment Rating Tool PAU Pre Assembled Unit PB St. Petersburg Gulf Of Mexico Leasing Area PBD Pason Billing System PBDMS Playback Dmsls Log PBR Polished Bore Receptacle (Component Of A Completion String) PBTD Plug Back Total Depth PBU Pressure Build Up (Applies To Integrity Testing On Valves) PCB Poly Chlorinated Biphenyl PCCL Perforation Casing Collar Locator Log PCDM Power And Control Distribution Module PCKR Packer PCOLL Perforation And Collar PCP Progressive Cavity Pump

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 25 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

PCV Pressure Control Valve PDC Perforation Depth Control PDC Polycrystalline Diamond Compact (Drillbit) PDG Permanent Downhole Gauge PDG/PDHG Permanent Downhole Gauge PDKL Pdk Log PDKR Pdk 100 Report PDM Positive Displacement Motors PDNP Proved Developed Not Producing PDP Proved Developed Reserves PDPM Power Distribution Protection Module PE Professional Engineer PEA Palaeo Environment Study Report PEDL Petroleum Exploration & Development Licence PEL Permissible Exposure Limit PENL Penetration Log PEP Pep Log PERDC Perforation Depth Control PERFO Perforation Log PERM Permeability PERML Permeability Log PESA Petroleum Equipment Suppliers Association PESBG Petroleum Exploration Society Of Great Britain PETA Petrographical Analysis Report PETD Petrographic Data Log PETLG Petrophysical Evaluation Log PETPM Petrography Permeametry Report PETRP Petrophysical Evaluation Report PF Platform PFC Pfc Log PFD Position Fixing Device, Personal Floatation Device PFD Process Flow Diagrams PFE Plate/Frame Heat Exchanger PFHE Plate Fin Heat Exchanger PFPG Perforation Plug Log PFREC Perforation Record Log PG Pressure Gauge (Report) PGB Permanent Guide Base PGOR Produced Gas Oil Ratio PH Phasor Log PHA Process Hazards Analysis PHASE Phasor Processing Log Phi Porosity PHMSA US Department Of Transportation Pipeline And Hazardous Materials Safety Administration PHOL Photon Log PHYFM Physical Formation Log PI Pressure Indicator PI Productivity Index PIANC Permanent International Association Of Navigation Congresses PIC Person In Charge PILOT Ogitf Successor PINC Potential Incident Of Non Compliance PINTL Production Interpretation PIP Pipe In Pipe PIT Pressure Integrity Test PJ Petajoule PL Pipeline PL Production Licence PLB Personal Locator Beacon PLC Programmable Logic Controller PLEM Pipeline End Manifold PLES Pipeline End Structure PLET Pipeline End Terminations

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 26 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

PLG Plug Log PLS Position Location System PLT Production Logging Tool PLTQ Production Logging Tool Quicklook Log PLTRE Production Logging Tool Report PM Particulate Matter PM Project Management PM10 Particulate Matter Less Than 10 Microns In Diameter PM2.5 Particulate Matter Less Than 2.5 Microns In Diameter PMI Positive Material Identification PMS Planned Maintenance System PMV Production Master Valve PN North Padre Island Area Gulf Of Mexico Leasing Area POB Personnel On Board POBM Pseudo Oil Based Mud POF Permanent Operations Facility PON Petroleum Operations Notice POOH Pull Out Of Hole POOH / POH Pull Out Of Hole POOI Pacific Operators Offshore Incorporated POR Density Porosity Log POSFR Post Fracture Report POSTW Post Well Appraisal Report POSVCM Pipeline Oil Spill Volume Computer Model POSWE Post Well Summary Report POV Pressure Operated Valves PP Dxc Pressure Plot Log PP Pore Pressure PP Pump Pressure PPA Pounds Of Proppant Added ppb Parts Per Billion ppcf Pounds Per Cubic Foot PPE Personal Protective Equipment PPE Preferred Pressure End ppg Pounds Per Gallon PPI Post Pipelay Installation PPI Post Production Inspection/Intervention ppm Parts Per Million PPS Production Packer Setting ppt Parts Per Thousand pptf Pounds (Per Square Inch) Per Thousand Feet (Of Depth) PR Pully Ridge Gulf Of Mexico Leasing Area PR2 Testing Regime To Api6A Annex F PRA Probabilistic Risk Assessment PRA Production Reporting & Allocation PRCI Pipeline Research Council International, Inc. PREC Perforation Record PRESS Pressure Report PROD Production Log PROTE Production Test Report PROX Proximity Log PRS Polish Register Of Shipping PRSRE Pressure Gauge Report PRT Petroleum Revenue Tax PS South Padre Island Gulf Of Mexico Leasing Area PSA Production Sharing Agreement PSAC Petroleum Services Association Of Canada PSANA Pressure Analysis PSC Port State Control PSC Production Sharing Contract PSD Planned Shut Down PSD Prevention Of Significant Deterioration PSE Pressure Safety Element

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 27 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

PSH Pressure Safety High (Sensor) PSHL Pressure Safety High/Low psi Pounds Per Square Inch psia Pounds Per Square Inch (Absolute) psig Pounds Per Square Inch (Gauge) PSL Pressure Safety Low PSL Product Specification Level PSL Product/Service Line PSLOG Pressure Log PSM Process Safety Management PSO Protected Species Observer PSP Pseudostatic Spontaneous Potential PSPL Psp Leak Detection Log PSQ Plug Squeeze Log PSR Pipe Slip Ram PSR Pre Startup Review PST Pst Log PSV Pipe Supply Vessel PSV Pressure Safety Valve PSVAL Pressure Evaluation Log PTA/S Pipeline Termination Assembly/Structure PTO Permit To Operate PTSET Production Test Setter PTTC Petroleum Technology Transfer Council, United States PTW Permit To Work PU Pick Up (Tubing, Rods, Power Swivel, Etc.) PUD Proved Undeveloped Reserves PUN Puncher Log PUR Plant Upset Report PUWER Provision And Use Of Work Equipment Regulations PV Plastic Viscosity PV Pore Volume PV Pressure/Vacuum PVC Polyvinyl Chloride PVC Pressure Control Valve PVSV Pressure Vacuum Safety Valves PVT Pressure Volume Temperature PVTRE Pressure Volume Temperature Report PW Produced Water PWB Production Wing Block (Xt) PWHT Post Weld Heat Treat PWRI Produced Water Re Injection PWV Production Wing Valve Q QA Quality Assurance QA/QC Quality Assurance/Quality Control QAE Quality Assurance Engineer QC Quality Control QCR Quality Control Report QF Qualifying Facility QHSE Quality, Health, Safety, And Environmental QI Qualified Individual QL Quicklook Log QR Quality Ranking QRA Quantitative Risk Assessment QUAD Quadrillion Btus R R&D Records And Documentation R&D Research And Development R&R Roles And Responsibilities RAC Ratio Curves RACI Responsible / Accountable / Consulted / Informed RAM Reliability, Availability, And Maintainability

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 28 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

RAWS Raw Stacks Vsp Log RBP Retrievable Bridge Plug RCA Root Cause Analysis RCC Rescue Coordination Centre RCCD Reverse Circulation Centre Discharge RCD Rotating Control Device RCDS Raster Chart Display Systems RCI Reservoir Characterization Instrument RCKST Rig Checkshot RCL Retainer Correlation Log RCM Reliability Centred Maintenance RCR Remote Component Replacement (Tool) RCRA US Resource Conservation And Recovery Act RCU Remote Control Unit RDF Radio Direction Finder RE Pe Re Perforation Report RE Reservoir Engineer REACH Registration, Evaluation, Authorization, And Restriction Of Chemicals REL Recommended Exposure Limit RENC Regional Electronic Navigational Chart Coordinating Centre REOR Reorientation Log RESAN Reservoir Analysis RESEV Reservoir Evaluation RESFL Reservoir Fluid RESI Resistivity Log RESL Reservoir Log RESOI Residual Oil REWL Reservoir Evaluation—Wireline REZ Renewable Energy Zone (United Kingdom) RF Radio Frequency RF Range Finder RF Recovery Factor RFI Request For Interest RFI Requests For Inspection RFID Radio Frequency Identification RFLNG Ready For Liquefied Natural Gas RFMTS Repeat Formation Tester RFSU Ready For Start Up RFT Repeat Formation Tester RFTRE Repeat Formation Tester Report RFTS Repeat Formation Tester Sample RI Royalty Interest RIGMO Rig Move RIH Run In Hole RIK Replacement In Kind RINA Royal Institution Of Naval Architects RIR Recordable Incident Rate RITT Riser Insertion Tube (Tool) RK Rankin Gulf Of Mexico Leasing Area RKB Rotary Kelly Bushings RLOF Rock Load Out Facility RMC Rigid Metal Conduit RMLC Request For Mineral Land Clearance RMP Reservoir Management Plan RMS Ratcheting Mule Shoe RMT National Union Of Rail, Maritime And Transport Workers RN Release Notes RNC Raster Navigational Chart RNR Romanian Maritime Register Of Shipping RNT Rnt Log Ro Ro Roll On/Roll Off ROA Return Of Assets ROB Remain On Board (Cargo, Bunkers)

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 29 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

ROC Reactive Organic Compounds ROCT Rotary Coring Tool ROE Return Of Equity ROFR Right Of First Refusal ROG Reactive Organic Gases ROI Return On Investment ROP Rate Of Penetration; Rate Of Perforation ROSF Rincon Onshore Separation Facility ROT Remote Operated Tool ROV Remotely Operated Vehicle ROV/WROV Remotely Operated Vehicle/Workclass ROV ROW Right Of Way ROWS Remote Operator Workstation ROZ Recoverable Oil Zone RP Recommended Practice RPCM Ring Pair Corrosion Monitoring RPD Revised Application For Permit To Drill RPM Revised Application For Permit To Modify RPM Revolutions Per Minute RQ Reportable Quantity RROCK Routine Rock Properties Report RRT Regional Response Team RS Russian Maritime Register Of Shipping RSFO Regional Supervisor, Office Of Field Operations, For Bsee RSS Rig Site Survey RSS Rotary Steerable Systems RST Reservoir Saturation Tool (Schlumberger) Log RSTC Rig Safety Training Coordinator RT Real Time RT Regular Time RT Rotary Table RT (or R/T) Radio Telegraph RTCM Radio Technical Commission For Maritime Services RTTS Retrievable Test Treat Squeeze (Packer) RTU Remote Terminal Unit RUE Right Of Use And Easement RVP Reid Vapor Pressure RWD Reaming While Drilling RWQCB Regional Water Quality Control Board S Wave Shear Wave S S&P Standard & Poors SA Société Anonyme, Sociedad Anónima SaaS Software As A Service SABA Supplied Air Breathing Apparatus SAC Special Area Of Conservation SAFE Safety Analysis Function Evaluation (Charts) SAFE Safety Award For Excellence SAGD Steam Assisted Gravity Drainage SAGE Scottish Area Gas Evacuation SALM Single Anchor Leg Mooring SAM Subsea Accumulator Module SAML Sample Log SAMTK Sample Taker Log SANDA Sandstone Analysis Log SAR Search And Rescue SARA Superfund Amendments And Reauthorization Act SART Search And Rescue Radar Transponder SAS Safety At Sea SAT Sat Log SAT Site Acceptance Test SB Sit Bo Log SBF Synthetic Base Fluid

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 30 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

SBM Synthetic Based Mud SBT Segmented Bond Tool SC Seismic Calibration SCADA Supervisory Control And Data Acquisition (System) SCAL Special Core Analysis SCAP Scallops Log SCBA Self Contained Breathing Apparatus SCDES Sidewall Core Description SCE Safety Critical Equipment scf Standard Cubic Feet (Of Natural Gas) SCHLL Schlumberger Log Also Schlo, Schlu SCM(MB) Subsea Control Module (Mounting Base) SCO Standard Cost Obligation SCO Synthetic Crude Oil SCOPIC Special Compensation P&I Clause SCOTUS Supreme Court Of The United States SCP Sustained Casing Pressure SCR Spot Check Report SCR Steel Catenary Riser SCR Special Casualty Representative (P&I) SCRS Sidewall Cores SCSSV Surface Controlled Subsurface Safety Valve SCUBA Self Contained Underwater Breathing Apparatus SD Dynamic Positioning Semisubmersible SD Sonic Density SDFD Shut Down For Day SDFN Shut Down For Night SDIC Sonic Dual Induction SDL Supplier Document List SDM/U Subsea Distribution Module/Unit SDPBH Sdp Bottom Hole Pressure Report SDT Step Draw Down Test (Sometimes Sddt) SDU/M Subsea Distribution Unit/Module SDV Shutdown Valve SDW Summer Dead Weight SEA Site Specific Environmental Assessment SEA Special End Area SEA Strategic Environmental Assessment (United Kingdom) SEAL Shearwater Elgin Area Line SEC US Securities And Exchange Commission SECGU Section Gauge Log SEDHI Sedimentary History SEDIM Sedimentology SEDL Sedimentology Log SEDRE Sedimentology Report SEG Society Of Exploration Geophysicists SEIR Supplemental Environmental Impact Report SEIS Supplemental Environmental Impact Statement SEM Subsea Electronics Module SEMI Semisubmersible Semi (or Semi Sub) Semi Submersible Drilling Rig SEMP Safety And Environmental Management Plan SEMS Safety And Environmental Management System Policy SENC System Electronic Navigational Chart SEPAR Separator Sampling Report SEQSU Sequential Survey SES Satellite Earth Station SES Seafarers' Education Service SFEIS Supplemental Final Environmental Impact Statement SFL Steel Flying Lead SFV Straight Fixed Variable SG Static Gradient SGS Steel Gravity Substructure

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 31 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

SGSI Shell Global Solutions International SGUN Squeeze Gun SHA Sensor Harness Assembly SHARP Sustainable Hydrocarbons Additional Recovery Programme SHDT Stratigraphic High Resolution Dipmeter Tool SHL Surface Hole Location SHO Stab And Hinge Over SHOCK Shcok Log SHOWL Show Log SI Shut In SI/TA Shut In/Temporarily Abandoned SIC Standard Industrial Classification SICP Shut In Casing Pressure SIDPP Shut In Drill Pipe Pressure SIDSM Sidewall Sample SIGTTO Society Of International Gas Tanker And Terminal Operators SIMCON Simultaneous Construction SIMOPS Simultaneous Operations SIP Shut In Pressure SIPES Society Of Independent Professional Earth Scientists, United States SIRE Ship'S Inspection Report SIS Safety Instrumented Systems SIT System Integration Test Fr Sit Field Representation Sit SITHP Shut In Tubing Hanger/Head Pressure (Another Term For Cithp) SITP Shut In Tubing Pressure SITT Single Tt Log SIWHP Shut In Well Head Pressure Sjofartsverket Swedish Register Of Shipping, Swedish Maritime Administration SKPLT Stick Plot Log SL Seismic Lines SLCO Saudi Light Crude Oil (Benchmark Crude) SLS Sls Gr Log SLT Slt Gr Log SM South Marsh Island Gulf Of Mexico Leasing Area SMA Small Amount SMarT Support For Maritime Training Scheme SMB Santa Maria Basin SMC Safety Management Certificate SME Small And Medium Sized Enterprises SME Subject Matter Expert SMEs Small And Medium Sized Enterprises SMI South Marsh Island Gulf Of Mexico Leasing Area SMLS Seamless Pipempp SMO Suction Module SMPC Subsea Multiphase Pump SMS Safety Management Systems SN Seat Nipple SNAM Societá Nazionale Metanodotti Now Snam S.P.A. (Italy) SNG Synthetic Natural Gas SNIP Scotland Northern Ireland Pipeline SNP Sidewall Neutron Porosity SNS Southern North Sea SO Oil Saturation SO2 Sulfur Dioxide SO3 Oxides Of Sulfur SOBM Synthetic Oil Based Mud SOC Statement Of Overriding Consideration SOLAS International Convention For Safety Of Life At Sea SONCB Sonic Calibration Log SONRE Sonic Calibration Report SONS Spills Of National Significance SONWR Sonic Waveform Report SONWV Sonic Waveform Log

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SOO Suspension Of Operation SOP Standard Operating Procedure SOP Suspension Of Production SOPEP Shipboard Oil Pollution Emergency Plan SOSC State On Scene Coordinator SOSREP Secretary Of State'S Representative For Marine Salvage And Intervention Sour Oil/Gas With High Sulfur Content SOW Statements Of Work SOW _ Slip On Wellhead SP Shot Point (Geophysics) SP South Pass Area Gulf Of Mexico Leasing Area SP Spontaneous Potential (Well Log) SPA Special Protection Area SPAR Floating Production System SPBM Single Point Buoy Mooring System SPCAN Special Core Analysis SPCC Spill Prevention Control And Countermeasures SPCCP Spill Prevention Control And Countermeasure Plan SPCP Spill Prevention And Cleanup Plan SPE Society Of Petroleum Engineers SPEAN Spectral Analysis SPEL Spectralog spf Shots Per Foot SPFM Single Phase Flow Meter SPH Sph Log SPI Ship Port Interface SPM Side Pocket Mandrel Or Strokes Per Minute SPM Single Point Mooring SPMT Self Propelled Modular Transporter SPOP Spontaneous Potential Log SPP Stand Pipe Pressure SPR US Strategic Petroleum Reserve SPROF Seismic Profile SPS Submerged Production System SPS Subsea Production Systems SPT Shallower Pool Test, Lahee Classification SPWLA Society Of Petrophysicists And Well Log Analysts SQL Siesmic Quicklook Log SR Shear Rate SRD Seismic Reference Datum SREC Seismic Record Log SRL Self Retracting Lifelines/Div> SRT Site Receival Test SS Semisubmersible SS Ship Shoal Area Gulf Of Mexico Leasing Area SS Stainless Steel SS Subsea SSANC Fixed Anchors Or Mooring Piles SSCC Sulphide Stress Corrosion Cracking SSCP Subsea Cryogenic Pipeline SSCS Subsea Control System SSCSV Subsurface Controlled Safety Valve SSCV Subsea Control Valves SSD Sliding Sleeve Door SSD Sub Sea Level Depth SSE Short Service Employee SSG Sidewall Sample Gun SSIV Subsea Isolation Valve SSM Subsea Manifolds SSMAR Synthetic Seismic Marine Log SSMNF Subsea Manifold SSO Ship Security Officer SSPLR Subsea Pig Launcher/Receiver

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SSRRC System Safety And Reliability Review Committee SSSL Supplementary Seismic Survey Licence SSSV Sub Surface Safety Valve SSTMP Subsea Templates SSTT Subsea Test Tree SSU Subsea Umbilicals SSV Surface Safety Valve SSWI Subsea Well Intervention ST Sidetrack ST South Timbalier Area Gulf Of Mexico Leasing Area STAB Stabiliser STAGR Static Gradient Survey Report STB Stock Tank Barrel STC Stc Log STEL Short Term Exposure Limit STFL Steel Tube Fly Lead STGL Stratigraphic Log STIMU Stimulation Report STKPT Stuck Point STL Stl Gamma Ray Log STOIIP Stock Tank Oil Initially In Place STOOIP Stock Tank Oil Initially In Place STOP Safety Training Observation Program STP Standard Temperature And Pressure STRAT Stratigraphy, Stratigraphic STRRE Stratigraphy Report STSH String Shot SU Submersible SUBC Self Unloading Bulk Carrier SUML Summarised Log SUMRE Summary Report SUMST Geological Summary Sheet SUPSALV US Navy Supervisor Of Salvage SURF Subsea/Umbilicals/Risers/Flowlines SURFR Surface Sampling Report SURRE Survey Report SURVL Survey Chart Log SUT(A/B) Subsea Umbilical Termination (Assembly/Box) SUTU Subsea Umbilical Termination Unit SV Sleeve Valve Or Standing Valve SW Salt Water SW Southwest Sw Water Saturation SWA Stop Work Authority SWD Salt Water Disposal Well SWDW Salt Water Disposal Well SWE Senior Well Engineer Sweet Oil/Gas That Has Low Sulfur Content SWF Shallow Water Flow SWHE Spiral Wound Heat Exchanger SWL Safe Working Load SWOT Strengths, Weaknesses, Opportunities And Threats SWP Safe Work Practices SX Sabine Pass (Louisiana) Gulf Of Mexico Leasing Area SYNRE Synthetic Seismic Report SYSEI Synthetic Seismogram Log T Well Flowing To Tank T TA Temporarily Abandoned Well TABS Texas Automated Buoy System TAC Toxic Air Contaminants TAC Tubing Anchor TAGOGR Thermally Assisted Gas/Oil Gravity Drainage

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TAML Technology Advancement For Multilaterals TAPLI Tape Listing TAPS Trans Alaska Pipeline System (Also Called Alyeska Pipeline) TAPVE Tape Verification TAR True Amplitude Recovery TB Tubing Puncher Log TBOSIET Tropical Basic Offshore Safety Induction & Emergency Training TBT Through Bore Tree TCA Total Corrosion Allowance TCF Temporary Construction Facilities Tcf Trillion Cubic Feet TCI Tunsgten Carbide Insert (A Type Of Rollercone Drillbit) TCP Tubing Conveyed Perforating TCPD Tubing Conveyed Perforating Depth TCR Transition Cost Recovery TCU Thermal Combustion Unit TD Target Depth TD Total Depth (Depth Of The End Of The Well) TDD Total Depth (Driller) TDH Total Dynamic Head TDL Total Depth (Logger) TDM Touch Down Monitoring TDS Top Drive System TDS Total Dissolved Solids TDT Tdt Log TDT GR Tdt Gamma Ray Casing Collar Locator Log TDTCP Tdt Cpi Log TDU Transmission Dependent Utility TEFC Totally Enclosed Fan Cooled TEG Tri Ethylene Glycol TELER Teledrift Report TEMP Temperature Log TEMPSC Totally Enclosed Motor Propelled Survival Craft TEU Twenty Feet Equivalent Unit TF Tropical Fresh Load Line TFL Through Flow Line TFM Taskforcemajella Research Project Tfx Toxic Effects TGB Temporary Guide Base TGOR Total Gas Oil Ratio TH Tubing Hanger THAI Toe To Heel Air Injection (Method) THERM Thermometer Log THERP Technique For Human Error Rate Prediction THP Tubing Hanger Pressure THP Tubing Head Pressure THRT Tubing Hanger Running Tool TIE Tie In Log TIEBK Tieback Report TIH Trip Into Hole TIMS Technical Information Management System TIW Texas Iron Works (Pressure Valve) TJ Terajoule TLI Top Of Logging Interval TLL Timber Load Line TLOG Technical Log TLP Tension Leg Platform TLV Threshold Limit Value TMCM Tranverse Mercator Central Meridian TMD Total Measured Depth In A Wellbore TNDT Thermal Neutron Decay Time TNDTG Thermal Neutron Decay Time/Gamma Ray Log TOC Top Of Cement

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TOC Total Organic Content/Carbon TOFD Time Of First Data Sample (On Seismic Trace) TOFS Time Of First Surface Sample (On Seismic Trace) TOH Trip Out Of Hole TOL Top Of Liner TOOH Trip Out Of Hole TORAN Torque And Drag Analysis TOU Time Of Use TP Tarpon Springs Gulf Of Mexico Leasing Area TPERF Tool Performance TPI Third Party Inspector TPI Tones Per Inch Immersion TPIC Terminal Person In Charge TQ Training Qualifications TQM Total Quality Management TR Temporary Refuge TRA Tracer Log TRACL Tractor Log TRCFR Total Recordable Case Frequency Rate TRD Total Report Data TREAT Treatment Report TREP Test Report TRIP Trip Condition Log TRIR Total Recordable Incident Rate TRSCSSSV Tubing Retrievable Surface Controlled Sub Surface Safety Valve TRSCSSV Tubing Retrievable Surface Controlled Sub Surface Valve TRSV Tubing Retrievable Safety Valve TRT Tree Running Tool TS Tiger Shoal Gulf Of Mexico Leasing Area TSA Thermally Sprayed Aluminium TSCA US Toxic Substances Control Act TSE Temperature Safety Element TSH Temperature Safety High (Sensor) TSI Temporarily Shut In TSI Transportation Security Incidents TSS’s Traffic Separation Schemes TT Torque Tool TT Transit Time Log TT Travel Time TTC Total Transfer Capability TTP Through Tubing Perforating TTRD Through Tubing Rotary Drilling TUM Tracked Umbilical Machine TV/BIP Ratio Of Total Volume (Ore And Overburden) To Bitumen In Place TVBDF True Vertical Depth Below Derrick Floor TVD True Vertical Depth TVDPB True Vertical Depth Playback Log TVDSS True Vertical Depth Subsea TVELD Time And Velocity To Depth TVRF True Vertical Depth Versus Repeat Formation Tester TWA Time Weighted Average TWT Two Way Time (Seismic) TWTT Two Way Travel Time TWTTL Two Way Travel Time Log TZ Transition Zone U UB Underbalanced UBD Underbalanced Drilling UBI Ultrasonic Borehole Imager UBIRE Ultrasonic Borehole Imager Report UBS Universal Bulk Ship UCS Unconfined Compressive Strength UCSU Upstream Commissioning And Start Up

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UEL Upper Explosive Limit UFC Uniform Fire Code UFJ Upper Flex Joint UFL Upper Flammable Limit UGF Universal Guide Frame UIC Underground Injection Control UKCS Uk Continental Shelf UKCS United Kingdom Continental Shelf UKOCS Uk Outer Continental Shelf UKOOA United Kingdom Offshore Operators Association UKOOG United Kingdom Onshore Operators Group UKPIA United Kingdom Petroleum Industry Association Limited ULBC Ultra Large Bulk Carrier ULCC Ultra Large Crude Carrier ULCGR Uncompressed Ldc Cnl Gamma Ray Log UMCA Umbilical Midline Connection Assembly UMS Universal Measurement System UMV Upper Master Valve (From A Xmas Tree) UN United Nations UNCLOS United Nations Convention On The Law Of The Sea UOT Unscheduled Overtime UPR Upper Pipe Ram URR Ultimately Recoverable Resources URT Universal Running Tool USC United States Code USCG United States Coast Guard USDA US Department Of Agriculture USDOI US Department Of Interior USDOT US Department Of Transportation USEPA US Environmental Protection Agency USFWS US Fish And Wildlife Service USGS United States Geological Survey USV Underwater Safety Valve UT Ultrasonic Testing UTA Umbilical Termination Assembly UTC Universal Time (Coordinated) UTM Universal Transverse Mercator UV Ultra Violet UWI Unique Well Identifier UWT Ultrasonic Welding Line V VCG Vertical Centre Of Gravity VDENL Variation Density Log VDL Vdl Log (Variable Density Log) VDR Voyage Data Recorder VDU Vacuum Distillation Unit, Used In Processing Bitumen VDU Visual Display Unit VELL Velocity Log VERAN Verticality Analysis VERIF Verification List VERLI Verification Listing VERTK Vertical Thickness VIR Value Investment Ratio VISME Viscosity Measurement VIV Vortex Induced Vibration VK Viosca Knoll Gulf Of Mexico Leasing Area VLBC Very Large Bulk Carrier VLCC Very Large Crude Carrier VLP Vertical Lift Performance VLTCS Very Low Temperature Carbon Steel VN Vernon Gulf Of Mexico Leasing Area VO Variation Order VOC Volatile Organic Compounds

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VOCs Volatile Organic Compounds VOO Vessels Of Opportunity VOR Variation Order Request VOSS Vessels Of Opportunity Skimming Systems VP Vapour Pressure VPP Variable Pitch Propeller VPS Velocity Seismic Profile VR Vermillion Area Gulf Of Mexico Leasing Area VRP Vessel Response Plan VRR Voidage Replacement Ratio VRS Vapor Recovery System VRU Vapor Recovery Unit VS Vertical Section VSD Variable Speed Drive VSP Vertical Seismic Profiling VSPRO Vertical Seismic Profile VTDLL Vertical Thickness Dual Laterolog VTFDC Vertical Thickness Fdc Cnl Log VTIS Vessel Traffic Information System VTISF Vertical Thickness Isf Log VTMS Vessel Traffic Management Services VTS Vessel Traffic Service/System VTSS Vessel Traffic Separation Scheme VWL Velocity Well Log VXT Vertical Christmas Tree W Watt W W/C Water Cushion W/C Water Cut W/O Workover WABAN Well Abandonment Report WACOG Weighted Average Cost Of Gas WAG Water Alternating Gas WALKS Walkaway Seismic Profile WAR Well Activity Report WATAN Water Analysis WAV3 Amplitude (In Seismics) WAV4 Two Way Travel Time (In Seismics) WAV5 Compensate Amplitudes WAVF Waveform Log WBM Water Based Drilling Mud WBM Water Based Mud WBS Wellbore Schematic WBS Wellbore Seismic WBS Wellbore Stability WC Watercut / Wildcat Well WCD Worst Case Discharge (Scenario) WCID Well Construction Interface Document WCST Well Containment Screening Tool WD Water Depth WDP Waste Discharge Permit WDR’s Waste Discharge Requirements WE Well Engineer WEG Wireline Entry Guide WELDA Well Data Report WELP Well Log Plot WEND World Electronic Navigation Database WEQL Well Equipment Layout WESTR Well Status Record WESUR Well Summary Report WF Water Flooding WFAC Waveform Acoustic Log WFT Wet Film Thickness

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WGEO Well Geophone Report WGFM Wet Gas Flow Meter WGUNT Water Gun Test WH Well History Wh White WHFP Wellhead Flowing Pressure WHIG Whitehouse Gauge WHM Wellhead Maintenance WHMIS Workplace Hazardous Material Information Systems WHO World Health Organisation WHP Wellhead Pressure WHRU Waste Heat Recovery Unit WI Water Injection WI Working Interest WIPSP Wip Stock Packer WIS Wave Information Study WIT Water Investigation Tool WITS Well Site Information Transfer System WL Water Line WL Wireline WLC Wireline Composite Log WLL Wireline Logging WLSUM Well Summary WLTS Well Log Transaction System WMO World Meteorological Organization WMPI Wet Magnetic Particle Inspection WMU World Maritime University WO Well In Work Over WO/O Waiting On Orders WOA Well Operations Authorization WOB Weight On Bit WOC Wait On Cement WOC Water Oil Contact (Or Oil Water Contact) WOE Well Operations Engineer (A Key Person Of Well Services) WOM Wait(Ing) On Material WOR Water Oil Ratio WORKO Workover WOS West Of Shetland, Oil Province On The Ukcs WOW Wait(Ing) On Weather WP Well Proposal Or Working Pressure WP Well Protector WPC Water Pollution Control WPI Wholesale Price Index WPLAN Well Course Plan WPQ/S Weld Procedure Qualification/Specification WPR Well Prognosis Report WQ A Textural Parameter Used For Cbvwe Computations (Halliburton) WQC Water Quality Certificate WQCA Water Quality Control Act WQCB Water Quality Control Board WR Walker Ridge Gulf Of Mexico Leasing Area WR Wet Resistivity WR Wireline Retrievable (As In A Wr Plug) WRS Well Report Sepia WRSCSSV Wireline Retrievable Surface Controlled Sub Surface Valve WSCA Well Services Contractors Association WSCL Well Site Core Log WSE Well Seismic Edit WSERE Well Seismic Edit Report WSHT Well Shoot WSL Well Site Log WSO Water Shut Off WSOG Well Specific Operation Guidelines

www.dmar‐engr.com DMAR Engineering, Inc. ‐ United States | China | Malaysia 39 / 40 Offshore Oil and Gas Industry ‐ Abbreviations and Acronyms

WSP Well Seismic Profile WSR Well Shoot Report WSS Well Services Supervisor WSS Working Spread Sheet (For Logging) WSSAM Well Site Sample WSSOF Wss Offset Profile WSSUR Well Seismic Survey Plot WSSVP Wss Vsp Raw Shots WSSVS Wss Vsp Stacks WSTL Well Site Test Log WSU Well Service Unit WT Watertight WT Well Test WTI West Texas Intermediate (Crude Benchmark) WTP Willingness To Pay WUT Water Up To WVS Well Velocity Survey WY Water Year X Over Crossover X XC Cross Connection, Cross Correlation XL Exploration Licence (United Kingdom) Xln Crystalline (Minerals) XLPE Cross Linked Polyethylene XMAC Cross Multipole Array Acoustic Log XMAC E Xmac Elite (Next Generation Of Xmac) XMRI Extended Range Micro Imager (Halliburton) XMT/XT/HXT Xmas Tree (Christmas Tree) XO Cross Over XOM Exxon Mobil XOV Cross Over Valve XPERM Matrix Permeability In The X Direction XPHLOC Crossplot Selection For Xphi XPOR Crossplot Porosity XPT Formation Pressure Test Log (Schlumberger) XRD X Ray Diffraction XRF X Ray Fluorescence XYC Xy Calliper Log (Halliburton) Y yd Yard YM Young'S Modulus YP Yield Point yr Year YTD Year To Date Z ZD Zone Description ZDENP Density Log ZDL Compensated Z Densilog ZOI Zone Of Influence

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