Almost any chemical in the atmosphere can become a pollutant if it occurs in high enough concentrations.

Name: Almost any chemical in the atmosphere can become a pollutant if it occurs in high enough concentrations.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

This statement is true. Even substances that are normally harmless in smaller amounts can become pollutants when their concentrations are too high, leading to air pollution and potential harm to human health and the environment.

Almost Any Chemical in the Atmosphere Can Become a Pollutant