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The follow definitions are used in the description of the cleanup technologies

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effluentA waste liquid discharge from a treatment process.
EISEnvironmental Impact Statement
EPAU.S. Environmental Protection Agency.
evapotranspirationLoss of water from a land area through transpiration of plants and evaporation from soil.
ex-situMoved from its original place, not in-place. See definition of in-situ.
exposure pathwayThe route of contaminants from the source of contamination to potential contact through a medium (air, soil, surface water, or groundwater) to a human or environmental receptor.
extractionThe act of obtaining from a substance by chemical or mechanical action, as by pressure or distillation.

Note: A majority of the terms and definitions are based on the U.S. Environmental Protection Agency's Brownfields Innovative Technology Glossary . Some definitions have been modified/enhanced to support the Tech Tree text.

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This page was last updated OCTOBER 26, 1998
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