Question

What is a contaminant?

Answer 1

A contaminant is something that is not desired. it is a pollutant, an impurity, a foreign substance, and so forth.

Explanation:

Generally speaking, a contaminant is something that is not desired. it is a pollutant, an impurity, a foreign substance, and so forth. A contaminant causes harm to wildlife and people.

The term can be used to describe the leakage of oil in an ocean (oil is the contaminant) or sulfur dioxide (contaminant) emitted from factories polluting the air. There are contaminants in drinking water, in the air, environmental contaminants in our food, and more.

You can read more about contaminants here.