A Layered Approach to Indoor Air Quality

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1. Three common indoor air pollutants are:

2. How many zones for radon does the US EPA have?

3. Which of the following is NOT a good method for getting good indoor air quality?

4. Pollutants that may come from unvented combustion include:

5. Additive air cleaners include:

6. Which of the following air cleaning methods are based on the principle of dilution?

7. True or False: Radon is the second leading cause of lung cancer.

8. True or False: Gases like carbon monoxide and ozone are usually removed from the air by filtration.

9. True or False: MERV-13 filters can work just fine in HVAC systems, even with low-static air handlers.

10. True or False: Airtightness is always good for indoor air quality.

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