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BTEX
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An acronym that represents benzene, toluene, ethylbenzene and xylene. |
ERD
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Ecosystems Research Division, National Exposure Research Laboratory, Office of Research and Development, United States Environmental Protection Agency. |
Immiscible
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Liquids that don't mix are said to be immiscible. Oil and water are often cited as an example. |
MTBE
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methyl tert-butyl ether. |
NERL
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National Exposure Research Laboratory, Office of Research and Development, United States Environmental Protection Agency. |
LUST
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leaking underground storage tank. |
Nonaqueous phase liquid (NAPL)
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A water-immiscible liquid that can cause ground water contamination. This term is unique to ground water contaminant hydrology. The common examples are fuels, chlorinated solvents, creosote and coal tar. A NAPL may be less dense than water--a Light Nonaqueous Phase Liquid (LNAPL), or it may be denser than water--a Dense Nonaqueous Phase Liquid (DNAPL). |
UST
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underground storage tank. |