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      <marc:subfield code="a">Organic geochemistry and petrology at the Geological Survey of Canada, Calgary / </marc:subfield>
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      <marc:subfield code="a">This publication is available for free download through GEOSCAN (https://geoscan.nrcan.gc.ca/).</marc:subfield>
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      <marc:subfield code="a">"This report briefly describes highlights of the history and function of the Organic Geochemistry and Petrology group and its laboratories at the Geological Survey of Canada, Calgary. In addition to the current fossil-fuel-focused, especially petroleum-oriented analytical and research activities, the laboratory analytical capabilities and research expertise have been and could be readily applied to solving environmental issues related to organic contamination of air, water and soil, especially from petroleum hydrocarbons"--Summary.</marc:subfield>
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