Multiple choice general knowledge

In 1970, the Environmental Protection Agency passed the Clean Air Act. It listed 6 "Criteria Pollutants" that are most plaguing our air. Which of the following is NOT one of them?

  1. acid rain

  2. carbonmonoxide

  3. nitrogenoxides

  4. particular matter

  5. ozone

  6. lead

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Clean Air Act identifies six specific 'criteria pollutants' that are regulated: particulate matter, ozone, carbon monoxide, sulfur dioxide, nitrogen oxides, and lead. Acid rain is an environmental effect caused by these pollutants (particularly sulfur dioxide and nitrogen oxides), not a pollutant itself.