Definitions

Any substance used in or resulting from a reaction involving changes to atoms or molecules. (Source: GEMET/CED). In the context of environment a hazardous substance that poses a threat to human health and/or the environment. (Source: GEMET/LEE)

Hierarchy
Broader: hazardous substanceLEO Thesaurus
Narrower: persistent organic pollutantdioxindetergentseverely restricted chemicalalternative substancebioaccumulationtoxicityfuranexposurepesticideheavy metalcandidate chemicalpersistenceby-productenvironmental fatechemical engineeringindustrial chemicalphasing out
Concept URI: http://www.informea.org/terms/chemicals
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