Certain Pollutants That Enter the Atmosphere Directly, Such as from Smokestacks

question 70

Multiple Choice

Certain pollutants that enter the atmosphere directly, such as from smokestacks and tail pipes, are called ____.

• A)criteria pollutants
• B)noxious pollutants
• C)primary air pollutants
• D)secondary air pollutants
• E)reactive pollutants

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Definitions:

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