The EPA has identified six "criteria pollutants" and developed guidelines known as the National Ambient Air Quality Standards (NAAQS) for setting permissible levels for the protection of public health and welfare. What are the six criteria pollutants identified?

Question

Quizplus · Accepted Answer

The Answer is The criteria pollutants are:
-Carbon monoxide (CO)
-Nitrogen oxides (NOx)
-Sulfur dioxide (SO2)
-Lead (Pb)
-Ground-level ozone (O3)
-Particulate matter (PM)

The EPA Has Identified Six "Criteria Pollutants" and Developed Guidelines