In Situ Measurements of Chemical Compounds
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Dep. of Chemical Engineering School of Engineering Aristotle Univ. of Thessaloniki Chemical and Radiological Risk in the Indoor Environment (CheRRIE) In situ measurements of chemical compounds Prof. Dimosthenis A. Sarigiannis, PhD Director of Environmental Engineering Laboratory (EnvE-Lab) Department of Chemical Engineering, Aristotle University of Thessaloniki - 54124, Greece CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 1 Dep. of Chemical Engineering Location of the 50 residential School of Engineering Aristotle Univ. of Thessaloniki sites CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 2 1 Dep. of Chemical Engineering Sampling and analysis School of Engineering Aristotle Univ. of Thessaloniki BTEX Carbonyls CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 3 Dep. of Chemical Engineering Excluding outdoor BTEX School of Engineering Aristotle Univ. of Thessaloniki contribution CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 4 2 Dep. of Chemical Engineering Indoor concentrations School of Engineering Aristotle Univ. of Thessaloniki 30 5%-95% Median ) 3 25 Mean g/m μ 20 15 10 5 Indoor concentration ( 0 Benzene Toluene Ethylbenzene Xylenes Formaldehyde Acetaldehyde BTEX Aldehydes CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 5 Dep. of Chemical Engineering BTEX concentrations School of Engineering Aristotle Univ. of Thessaloniki 35 Benzene Toluene Ethylbenzene Xylenes 30 25 ) 3 g/m 20 μ 15 10 Concentration ( 5 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 Kalamaria Kentro Ano ToumpaStauroupoli Polihni Evosmos AmpelokhpoiNeapoli Sykies TriandriaPylaia Peuka Panorama Thermi CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 6 3 Dep. of Chemical Engineering Carbonyls concentrations School of Engineering Aristotle Univ. of Thessaloniki 40 Formaldehyde Acetaldehyde 35 30 ) 3 25 g/m μ 20 15 10 Concentration ( 5 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 Kalamaria Kentro Ano ToumpaStauroupoli Polihni Evosmos AmpelokhpoiNeapoli Sykies TriandriaPylaia Peuka Panorama Thermi CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 7 Dep. of Chemical Engineering Correlation of emissions to School of Engineering Aristotle Univ. of Thessaloniki sources CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 8 4 Dep. of Chemical Engineering Contribution of materials to School of Engineering Aristotle Univ. of Thessaloniki concentrations Wood Carpets Wood BENZENE Carpets TOLUENE Carpets Wood ETHYLBENZENE Based 4% Based 6% 5% Based Panels Panels Panels 2% 5% 4% Floorings Floorings Floorings 35% 40% Paints and 57% Paints and Varnishes Varnishes 25% 37% Paints and Gypsum Varnishes Products 46% Gypsum and Plaster Gypsum Products boards Products and Plaster 11% and Plaster boards boards 12% 11% Carpets Wood Carpets Carpets Wood XYLENES FORMALDEHYDE Wood ACETALDEHYDE 9% Based 6% Based 5% Based Panels Panels Panels Floorings 44% 7% 5% Floorings 31% 20% Paints and Varnishes Floorings Paints and 36% 44% Varnishes Gypsum 40% Gypsum Products Products and Plaster Gypsum and Plaster boards Products boards Paints and 19% and Plaster 15% Varnishes boards 11% 8% CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 9 Dep. of Chemical Engineering Conclusions School of Engineering Aristotle Univ. of Thessaloniki • BTEX levels are lower than the ones measured in Greece compared to previous years – carbonyls levels are lower than the ones found in central and northern Europe • Although wide variability among the different locations were found, concentration levels are well correlated to the emissions – Parameters that affect these correlations include: • Air exchange rates differences among the several houses; that means that houses with similar emissions might represent different concentration levels • the wide variability of the emission factors among similar materials, as already identified in the laboratory analysis, as well as in the review study • the presence of building materials used such as internal and external wall ceiling finishes and thermal insulation that are not possible to be identified. • The use of domestic cleaning products affect significantly VOC concentrations and especially BTEX levels CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 10 5 Dep. of Chemical Engineering School of Engineering Aristotle Univ. of Thessaloniki Thank you for your kind attention www.enve-lab.eu A connectivity perspective to environment-health interactions CheRRIE Progress meeting February 27, 2015 Thessaloniki, GR 11 6.