Question

explain the following terms pollutants ​

Answer 1

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A pollutant is a substance that is present in concentrations that may harm organisms (humans, plants and animals) or exceed an environmental quality standard. The term is frequently used synonymously with contaminant

Answer 2

Explanation:

A pollutant is a substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource. ... However, the degradation products of some pollutants are themselves polluting such as the products DDE and DDD produced from the degradation of DDT.

DDT=DICHLORO DIPHENYL TRICHLORO ETHENE