Question

what is contaminant?????​

Answer 1

Answer:

A contaminant is any potentially undesirable substance (physical, chemical or biological). It usually refers to the introduction of harmful human-made substances. ... Contaminants can be man-made substances produced by factories, such as DDT or toxaphene.

Explanation:

something that makes a place or a substance (such as water, air, or food) no longer suitable for use : something that contaminates a place or substance. See the full definition for contaminant in the English Language Learners Dictionary. contaminant.

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Answer 2

A contaminant is any potentially undesirable substance (physical, chemical or biological). It usually refers to the introduction of harmful human-made substances. . Contaminants can be man-made substances produced by factories, such as DDT or toxaphene.

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