Section

http://membership.acs.org/P/Pitt

Volume: XCI No.10 August 2006 National Chemistry Week 2006 “Your Home - It’s All Built on Chemistry” Contents . . .

MARK YOUR CALENDAR - For more information about the NCW National Chemistry Week 2006 1 National Chemistry Week (NCW) celebration in Pittsburgh, visit the 27th Annual Chemistry Olympic Winners 2 2006 is scheduled for October 22-28, Pittsburgh Section’s website at http:// Spectroscopy Society of Pittsburgh 2006. The 2006 NCW theme is “Your membership.acs.org/P/Pitt September Meeting 2 Home-It’s All Built on Chemistry.” SSP Technology Forum 2 Each year NCW reaches millions of You can also find additional informa- ACS Pittsburgh Chemists Club 3 people with positive messages about tion on the ACS’s NCW website at “Biodiesel, A Green Fuel Times Two - the contributions of chemistry. http://chemistry.org/ncw Environmentally Friendly and Ready for Market” The Pittsburgh Section will be hold- To volunteer yourself or your Donald Plazek Named Fellow of ing a two-day event at the Carnegie organization to participate in this American Chemical Society’s Science Center on Friday and year’s NCW celebration, contact Polymer Division 3 Saturday, October 27 and 28, from the Pittsburgh Section’s NCW Historic Landmark: Oil Refining in 9:00 a.m. to 5:00 p.m. each day. There Coordinator: Pittsburgh 4 will be over 25 tables throughout the Earth Day Illustrated Haiku , staffed with V. Michael Mautino Contest Winners 4 volunteers from area businesses, pro- Bayer Material Science LLC Society for Anlytical Chemists fessional societies, high schools, and 100 Bayer Rd., Bldg. 1 colleges and universities, performing Pittsburgh, PA 15205 of Pittsburgh September Meeting 5 hands-on activities, demonstrations, Phone: 412-777-4792 WPTAG at the International Children’s and special theater-style shows. Fax: 412-777-7864 Festival 5 E-mail: WPTAG presents “Using Toys The Pittsburgh Section is looking for [email protected] Creatively in Chemistry” 6 individuals and groups to assist in Graduate School Recruiters 6 coordinating these events and activi- Pittsburgh Area Event Pictures 7,9 ties. If you have not volunteered or 2006 Chemistry Olympic Winners 8 attended a Local Section activity in the recent past, here is a great oppor- Innovative Projects Grant Applications tunity to get involved. This could be Deadline 9 your chance to help educate the pub- Advertiser’s Index 11 lic of the importance that chemistry Calendar 12 plays in the quality of our daily lives. Your participation will ensure that the Pittsburgh Section brings about a pos- itive change in the public’s impres- sion of science and will help to pro- mote a positive message about chem- istry, particularly to elementary and secondary school children. 27th Annual Chemistry Olympic Winners SPECTROSCOPY SOCIETY The 27th annual Chemistry Olympics were held at the University of Pittsburgh on May 3, 2006. Thirty-six high schools participated. Category I is first year students, category OF PITTSBURGH II is second year and category III is organic chemistry. The teams are given three hours September Meeting to complete two labs, which are then evaluated. The event is held annually and is spon- sored by the Chemical Education Group of the Pittsburgh Section of the ACS and the Wednesday University of Pittsburgh. Pictures of this even can be found on page 8. The winners of September 20, 2006 the 27th annual Chemistry Olympics are: Duquesne University, Category I Mellon Hall of Science (Maurice Falk Hall) 1st Place: Shadyside Academy Teacher/ Coach * Stephanie Montenmurro 6:00 PM - Social Hour Tara Magee, Laura Bagamery, Robert Tisherman 6:30 PM - Dinner (City View Cafe - 6th Floor) 2nd Place: Gateway 8:00 PM - Business Meeting Teacher/Coach * Tim Lattanzio 8:15 PM - Speaker’s Presentation Matt Lipner, Vikram Rajkumar, Lisa Sprowls Professor Dr. Wolfgang Kiefer Institute for 3rd Place: Mars Area Physical Chemistry Teacher/Coach * Rebecca Winek University of Würzburg Lena DeLucia, Kayla Gavala, Audrey Grinshpun Dinner Reservations: Please call John Category II Koczko at (412) 655-8497 or e-mail [email protected] to make dinner 1st Place: Gateway reservations NO LATER THAN FRIDAY, September 15, 2006. Dinner will cost $8 Teacher/Coach * Tim Lattanzio and checks can be made out to the SSP. Jennifer Li, Nicole Ickes, Tophi Rose If you have dietary restrictions, please let John know when you RSVP.

2nd Place: Penn Trafford Parking Instructions: The Duquesne Teacher/Coach * Helen Loughner University Parking Garage is located on Forbes Avenue. Upon entering the garage, Matthew Henderson, Diana Filtz, Rachael Kyper receive parking ticket and drive to upper floors. Pick up a parking chit at the 3rd Place: Mt. Lebanon dinner or meeting. If any difficulties arise, contact Dr. Mitch Johnson at Duquesne Teacher/Coach * Kernion/Meer University. Lou Argentieri, Scott Baxter, Joe Kassai

Category III Spectroscopy Society of Pittsburgh 1st Place: Penn Trafford Teacher/Coach * Helen Loughner Technology Dan Toellner, Trina Cicco, Travis Kline forum Duquesne University 2nd Place: Taylor Allderdice Mellon Science Hall Teacher/Coach * Sally Martin 5:30 p.m. Julia Meisel, Anastasia Kurnikova, Mary Barbish Wednesday September 20, 2006 3rd Place: Highlands Speaker and Program Teacher/Coach * Brigitte Huffman TBA Rupali Kumar, Elizabeth Calabrese, Brianna Berenson

2 August 2006 / The Crucible Donald Plazek Named ACS Pittsburgh Chemists Club Fellow of American Chemical Pittsburgh Section, American Chemical Society Society’s Polymer Division

Tuesday, September 26, 2006 PITTSBURGH-Donald J. Plazek, emeritus professor of materials science and engineer- ing in the University of Pittsburgh’s School “Biodiesel, A Green Fuel Times Two - Environmentally of Engineering, has been selected as a 2006 Friendly and Ready for Market” Fellow of the American Chemical Society by (ACS) Division of Polymeric Materials: Science and Engineering (PMSE). The pur- Marc A. Portnoff pose of the fellows program is to honor Carnegie Mellon University’s Center for Advanced Fuel Technology select PMSE members who have made sig- nificant contributions to the science and Duranti’s Restaurant engineering of polymeric, or plastic, mate- 128 N. Craig St., Pittsburgh, PA rials.

For reservations, please call Ed Martin by noon, Friday, September 22, 2006 at (724) 335-0904 or Plazek studies the relationship between e-mail at [email protected]. polymers’ structure and function. He is well known for his work on polymers’ “vis- Biodiesel is in the news because public policy and recent price increases in petroleum oil have coelastic” behavior. Viscoelastic materials made biodiesel cost competitive with petroleum diesel. Biodiesel is not a perfect “green” fuel but behave like elastic solids (silly putty) at low it does have several advantages including being a homegrown fuel. The market is expanding in temperatures and viscous liquids (honey) at the USA, and worldwide, and the race is on as both local producers and multi-nationals scramble high temperatures. to enter the market. After receiving the Ph.D. degree in 1957 from the University of Wisconsin, Plazek The talk will begin by explaining biodiesel basics: What is biodiesel? What are its advantages? spent nine years as a fellow in independent What role has the U.S. government played in promoting its use? What is the size of the market? research at the Mellon Institute of This will be followed by how biodiesel is produced and the influence of feedstock selection on fuel Pittsburgh. In 1967, he joined Pitt’s Department of Metallurgical and Materials properties. Engineering (now the Department of Materials Science and Engineering), where Biography he became a professor in 1975 and emeri- Mr. Portnoff co-founded Carnegie Mellon’s Center for Advanced Fuel Technology (AFT) in 2002. tus professor in 1993. He has served as an associate editor of Rubber Chemistry and As Principal Investigator for AFT he focuses on the development of advancement of catalysts and Technology and as a member of the adviso- hydroprocessing systems for the production of clean and sustainable fuels. Recent advances, under ry board of the Journal of Polymer Science contract to Capital Technologies, include the direct conversion of vegetable oils into sulfur free Part B: Polymer Physics, and has authored middle distillates and the efficient production of biodiesel. Mr. Portnoff serves as a lead design more than 150 publications. engineer in the design, construction and operation of novel and scalable continuous flow pilot Plazek’s many honors and awards include plants and the design and fabrication of novel petroleum catalysts. He has managed projects in the George Stafford Whitby Award from product development and technology assessment for five governmental agencies and over fifty the Rubber Division of the ACS and the industrial sponsors. Society of Rheology’s Bingham Medal. A member of the ACS and a fellow of the From 1991 to 1999, Mr. Portnoff served as Director and Senior Scientist for Carnegie Mellon’s American Physics Society, he has held fel- lowships at the University of Glasgow and Advanced Devices and Materials Center. He was responsible for new business development where Kyoto University. he successfully nurtured several emerging technology initiatives including: electro-optics vision and sensing systems and enhanced environmental monitoring systems. Submitted by Karen Hoffman Mr. Portnoff is a conference speaker, author and co-author of several technical papers and patents. The University of Pittsburgh He earned a Bachelor and Masters degrees in Materials Science and Biomedical Engineering. The Bachelors degree was from Vanderbilt University. The Masters degree was from Carnegie Mellon University.

http://membership.acs.org/P/Pitt 3 Historic Landmark Earth Day Illustrated Oil Refining in Pittsburgh Haiku Contest Winners At the June 5, 2006 meeting of the Kier’s brine wells at Tarentum. There As part of the Chemists Celebrate Earth Executive Committee of the Pittsburgh Drake hired Kier’s well driller, “Uncle” Day (CCED) celebration held on April ACS Section, it was decided to apply to Billy Smith, who then went to Titusville 22, 2006, the Pittsburgh Section spon- the national ACS for a Historic Chemical and successfully drilled the first sored an illustrated haiku contest for Landmark commemorating the nation’s in the United States in 1859. Meanwhile, students in grades K-12. The topic first , built in Pittsburgh by on the advice of Professor James Booth of for the 2006 CCED program was soil Samuel Kier about 1854. At the meeting, Philadelphia, President of the ACS, Kier set and the theme was “Dig It.” Winners Al Mann, a member of the local ACS up a 1-barrel whiskey still in Pittsburgh and were selected from four grade catego- Energy Technology Group presented a began distilling petroleum to produce kero- ries: K-2nd, 3rd-4th, 5th-8th, and 9th-12th. summary of his research on this subject sene as an illuminant. He also designed and Each winner received a check for $50 and proposed that we apply for landmark sold a kerosene lamp that eliminated smoke and was entered into a national poetry designation. and odor. Kier soon replaced his original contest sponsored by the ACS’ Office still with a wrought iron unit having a capac- of Community Activities and Committee Samuel Kier was born in 1813 near ity of 5 barrels. This device is on display at on Community Activities. Winners of Saltsburg, Indiana County. His father the in Titusville. the national contest will be announced at owned some brine wells near Tarentum. the 232nd ACS National Meeting in San For many years, salt produced in that area Originally located at Seventh and Grant Francisco, CA, in September 2006. had been contaminated by crude petro- Streets in Downtown Pittsburgh, Kier’s leum that seeped from the ground. Early refinery was relocated to Lawrenceville in The winners of the Pittsburgh Section’s on, Samuel Kier saw the potential for oil 1861 because of odor and fire concerns. At illustrated haiku contest: as an illuminant and as a lubricant, but his the U. S. Steel Building Plaza there is a first venture was to advertise its medici- State historical marker identi- K-2nd Grade nal properties, which were the subject of fying the location of the first oil refinery in August Rothenberger Native American folklore. Considered a the United States. Grade 2 cure-all medicine for both internal and South Fayette Elementary School external application, petroleum was pre- Submitted by Al Mann scribed by a physician to treat an illness of Al Mann recently retired after 15 years 3rd-4th Grade Kier’s wife. of service as a support contractor at the Lena Ogiwara National Energy Technology Laboratory Grade 4 For several years starting about 1847, in Pittsburgh. A graduate of Cornell Hance Elementary Kier sold medicinal “Rock Oil” from his University in chemical engineering, Al Pittsburgh shop. One of his colorful previously worked for Gulf Research & th th advertising flyers showed oil being pro- Development Co., also in Pittsburgh, where 6 -8 Grade duced along with brine from a depth of his final position was Director of Process Rachel Hays 400 feet. A New York City lawyer named Economics. As a member of the ACS Grade 8 George Bissell saw one of these flyers Energy Technology Group, Al has been Moon Area Middle School in a drugstore window in 1854. Shortly interested for several years in researching thereafter, Bissell was visiting Dartmouth the history of the oil industry in Western 9th-12th Grade College, his alma mater. In the office of Pennsylvania. This is the first of a series of Terri Lynn Shigle a chemistry professor he saw a sample of articles planned on this subject. Grade 12 petroleum, which had been sent there by Penn-Trafford High School Francis Brewer, M.D., another Dartmouth graduate, who was practicing medicine in Congratulations August, Lena, Rachel, Titusville PA and had become interested and Terri Lynn and Good Luck at in potential uses for petroleum that seeped the national competition in September from the ground in that area. Bissell, 2006! seeing the similarity between the Brewer petroleum sample and Kier’s medicinal Submitted by V. Michael Mautino petroleum, leased 105 acres from Brewer and organized the country’s first oil com- pany, the Pennsylvania Rock Oil Company in 1854.

Bissell conceived of drilling for oil, pat- Historic Marker located at terned after brine drilling. He engaged the U.S. Steel Building the services of , who visited Plaza in Pittsburgh. 4 August 2006 / The Crucible WPTAG at the Society for Analytical International Chemists of Pittsburgh Children’s Festival Some children arrived by school bus with September Meeting their teachers, some arrived holding their Monday, September 11, 2006 parent’s hand and some even arrived in strollers! Some were dressed in heavy Duquesne University, Maurice Falk Hall coats and some were dressed in rain boots and slickers. But despite the cold weather Speaker TBA and constant threat of rain, the children had a wonderful time. Social Hour 5:30 P.M. Continuing the tradition of promoting Student Affiliates Meeting, Duquesne Room (Student Union) 5:45 P.M. science in the community, the Western Dinner - Student Union, City View Café (6th Floor) 6:30 P.M. Pennsylvania Technician Affiliate Group Business Meeting - 7:40 P.M. (WPTAG) was proud to be a first time par- Technical Presentation 8:00 P.M. Maurice Falk Hall ticipant in the 2006 International Children’s Festival. A popular family event, the International Children’s Festival was held outdoors in West Park, on the North Side, Dinner Reservations: Please e-mail Rita Windisch at [email protected], by Thurs- from May 17 through May 21. This year day, September 7, 2006 to make dinner reservations. Rita’s preference for reservations is marked the twentieth anniversary of the an e-mail. Should you not have e-mail, please call the SACP Administrative Assistant at Festival. 412-825-3220 ext 204. If you want to be placed on the permanent dinner list, please let Rita know when you RSVP. Dinner will cost $8 ($4 for students) and checks can be made out to Enthusiastic WPTAG volunteers conduct- the SACP. If you have any dietary restrictions, please let Rita Windisch know when you leave ed a hands-on science activity with the chil- message. dren. The WPTAG activity soon proved Parking: Duquesne University Parking Garage entrance is on Forbes Avenue. Upon enter- to be one of the favorites. The children ing the garage receive parking ticket and drive to upper floors. Pick up a parking sticker at were amazed to see how a simple chro- the dinner or meeting. Contact Dr. Mitch Johnson at Duquesne University if any difficulties matography demonstration could transform arise. plain white paper into paper highlighted with many colorful patterns. The paper was then used to form the wings of a “but- terfly” which the children could keep and take home.

Fun, creativity and learning were the pri- orities of the day, even under the darkest of skies. So many smiling faces! No one seemed to mind the weather, at all, and many a WPTAG “butterfly” could be seen throughout the park, clutched in the hands of a child.

Submitted by Bernice Karp 2006 WPTAG Chair

http://membership.acs.org/P/Pitt 5 The Technician Affiliate Graduate School Group and The Bayer Association for Recruiters … Science in Communities Would you like to increase the pool of applicants to your gradu- Proudly Present ate programs? Then register for the ACS graduate school recruit- 2006 ACS Keystone Circuit Speakers ing breakfast and ice cream social for undergraduate chem- istry students! The ice cream Dr. Mickey Sarquis and Ms. Lynn Hogue social will be held on Sunday, of the Center for Chemistry Education September 10, 2006 from 5:00 – Miami University - Middletown, OH 6:30 p.m. and the breakfast will be held Monday, September 11, 2006, from 9:00–11:00 a.m. in “Using Toys Creatively in Chemistry” San Francisco, CA as part of the 232nd ACS National Meeting. Date: Monday, September 25, 2006 Time: 11:30 a.m. to 1:30 p.m. - Lunch will be provided The graduate school recruiting Location: Tonidale Restaurant (Heritage Room) morning tea and breakfast offers: 7001 Steubenville Pike - Oakdale, PA 15071 •Representatives of schools the Open to all. Non members are welcome to attend. opportunity to meet qualified Please RSVP by September 15, 2006 to: graduate school candidates.

Bernice Karp, WPTAG Chairat [email protected] •Students a chance to discuss or 412-777-2628 orDeborah Wallace, BASIC Chair at their educational plans infor- [email protected] or 412-777-2779 mally and intimately with facul- ty, staff, and students from par- What’s the chemistry of a self-inflating balloon? or a drinking bird? or popu- ticipating institutions. lar magician’s tricks like putting a needle through a balloon? This presen- tation will make you smile and may bring out your inner child. See how sim- Registration ends August 8, ple toys and common household items can be used to unlock the myster- 2006. ies of chemistry. All activities were developed by the Center for Chemistry Education through funding from the National Science Foundation, the Ohio Board of Regents, and Miami University. If you agree that play is learning For more information, contact without punishment, then you’ll also agree that toys are ideal tools for Adam M. Boyd at 1-800- learning science. Toys have the capability of uniting fun, hands-on play 227-5558, ext. 6188 or e-mail with minds-on learning. Feel like a kid again as you explore ways to use [email protected] toys in your outreach programs, to spice up your classes, or to use with your own kids or grandkids. Become involved in the steps of the scientific ACS Cut and Paste May/June 2006 method while solving the secrets of the Fortune Teller Miracle Fish. Find out what’s so magic about Magic Sand. Many other toys will be demon- strated. All activities are user friendly, hands-on, highly motivational, and appealing to children no matter what their real age. You’ll never look at toys the same way again.

6 August 2006/ The Crucible Pittsburgh Area Events

Pittsburgh Section Chair, James Manner presented Bob Badoux with a plaque at the ACS/SACP Awards dinner held on May 26, 2006 in appreciation for his service as Advertising Editor for The Crucible. Badoux served voluntarily as Advertising Editor from 1991 to 2005. Thank you Bob for your service!

ACS Chair James Manner (left) with Bob Badoux

George Bandik, Pitt Chemistry Department, won the Chancellor’s Distinguished Public Service Award in April 2006 in recognition of his outreach efforts, especially to high school students and disadvantaged students. In addition to his other activities he has been the primary coordinator of the Chemistry Olympics at Pitt for several years.

George Bandik (left) and David Waldeck, Chemistry Chair http://membership.acs.org/P/Pitt 7 2006 Chemisty Olympics Winners

Category II 1st Place: Gateway Teacher/Coach * Tim Lattanzio Jennifer Li, Nicole Ickes, Tophi Rose

Category II 2nd Place: Penn Trafford Teacher/Coach * Helen Loughner Matthew Henderson, Diana Filtz, Rachael Kyper

Category III 1st Place: Penn Trafford Teacher/Coach * Helen Loughner Dan Toellner, Trina Cicco, Travis Kline

Category II 3rd Place: Mt. Lebanon Teacher/Coach * Kernion/Meer Lou Argentieri, Scott Baxter, Joe Kassai

8 Augsut 2006/ The Crucible Pittsburgh Area Events Innovative Projects Grant Applications Deadline Rob Coalson, Pitt Chemistry Department, won the Chancellor’s Distinguished Research Award at a recent awards ceremony at Pitt in rec- The Local Section Activities ognition of his pioneering theoretical studies of ion channels. Committee (LSAC) invites all local sections who have not yet received an Innovative Projects Grant for 2006 to submit propos- als by Tuesday, August 1.

This is the second and last dead- line for 2006 awards. These grants support local sections undertaking innovative programs or activities — projects which are either new to the section or cre- ative enhancements to an exist- ing program. In particular, LSAC welcomes activities that promote interaction between multiple sec- tions or between a local section Rob Coalson (left) and David Waldeck and a division.

Local sections may request fund- ing up to $3,000, and approved Stay up-to-date on all the happenings projects will receive funding by November 15 in order for sec- of the Pittsburgh Section ACS by tions to initiate projects in the visiting the section’s website. first half of 2007. http://membership.acs.org/P/Pitt Log on to http://chemistry.org/ localsections and click on “Innovative Grants Program” under the “Improve Your Finances.”

ACS Cut and Paste May/June 2006

http://membership.acs.org/P/Pitt 9 Business Directory

Services Services Services

SPECTROSCOPY SOCIETY OF PITTSBURGH

Dues Only $5.00/year Call Jennifer Cassidy Right Now! 412-825-3220 ext 218

10 August 2006/ The Crucible Directory

Services Position Wanted Career Opportunities EMPLOYMENT SOCIETY FOR ANALYTICAL CHEMISTS The Crucible will accept at no charge, OF PITTSBURGH POSITION WANTED ADS from unemployed ACS members Contact: Dues Only $5.00/year, Call Valarie Daugherty Traci Johnsen 412-825-3220 Ext. 204 Right Now! 124 Moffett Run Rd. Aliquippa, PA 15001 724-378-9334 e-mail: [email protected]

PITTSBURGH SECTION OFFICERS The Crucible Chair: James Manner Material must be received by the st 125 Oak Pointe Dr. 1 of the month prior to publi- Monroeville, PA 15146 cation for inclusion in The Cruci- 412-372-6390 ble. This rule will be enforced in [email protected] order to distribute The Crucible to readers in a timely manner (before Chair-Elect the 1st day of every publication month). Christina Mastromatteo PPG Industries 440 College Park Dr. The Crucible is published monthly, Monroeville, PA 15146 August through May. Circulation, 724/325-5318 3,000 copies per month. Subscrip- [email protected] tion price, six dollars per year. All statements and opinions expressed ADVERTISERS INDEX Secretary herein are those of the editors or Chemir Analytical Services 10 Leone Hermans-Blackburn contributors and do not necessarily Chemo Dynamics LP 5 Bayer Polymers reflect the position of the Pittsburgh 100 Bayer Rd. Section. Desert Analytics 10 Pittsburgh, PA 15205 INDSPEC Chemical Corporation 10 412-777-7509 Jordi FLP 10 [email protected] Editor Traci Johnsen MASS VAC, Inc. 9 124 Moffett Run Rd. Treasurer Aliquippa, PA 15001 Micron inc. 10 Phone: 724-378-9334 Peg Kendi Fax: 724-378-9334 PPG 10 100 Bayer Rd. [email protected] Robertson Microlit Laboratories 10 Pittsburgh, PA 15205 Schwarzkopf Microanalytical 10 412-777-3919 Advertising Editor [email protected] Vince Gale Scientific Bindery Productions 10 MBO Services Society for Analytical Chemists of P.O. Box 1150 Marshfield, MA 02050 Pittsburgh 10 Phone: 781-837-0424 Spectroscopy Society of Pittsburgh 10 Fax: 781-837-1453 [email protected] http://membership.acs.org/P/Pitt 11 Pittsburgh Area Calendar September

Mon. 11 Society for Analytical Chemists of Pittsburgh (SACP) TBA Duquesne University, Mellon Hall of Science

Wed. 20 Spectroscopy Society of Pittsburgh (SSP) Technology Forum TBA Duquesne University, Mellon Hall of Science

Wed. 20 Spectroscopy Society of Pittsburgh (SSP) TBA Professor Dr. Wolfgang Kiefer, Institute for Physical Chemistry, University of Wurzburg Duquesne University, Mellon Hall of Science, Maurice Falk Hall

Mon. 25 Using Toys Creatively in Chemistry Dr. Mickey Sarquis and Ms. Lynn Hogue, the Center for Chemistry Education, Miami University - Middletown, OH Tonidale Restaurant, Oakdale, PA

Tue. 26 ACS Pittsburgh Chemists Club Duranti’s Restaurant “Biodiesel, A Green Fuel Times Two - Environmentally Friendly and Ready for Market” Marc A. Portnoff, Carnegie Mellon University’s Center for Advanced Fuel Technology

NON-PROFIT ORG. The U. S. POSTAGE PAID Crucible PITTSBURGH, PA A newsletter of the Pittsburgh Section of the American Chemical Society Permit No. 196 124 Moffett Run Rd. Aliquippa, PA 15001

Change of Address If you move, notify the American Chemical Society, 1155 Sixteenth Street, N.W., Washington, D.C. 20036. To avoid interruption in delivery of your CRUCIBLE, please send your new address to Traci Johnsen, 124 Moffett Run Rd., Aliquippa, PA 15001. Allow two months for the change to become effective.