A Layered Approach to IAQ

2. True or False: Regardless of a person's smoking history, their lymph nodes associated with their lungs will get darker over time due to indoor contaminant exposure.

True False

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3. Which of the following contaminants did Dr. Allison Bailes NOT mention in his presentation?

Bioeffluents Nitric oxide (NO) Ozone (O3) Viruses

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4. True or False: According to the EPA's map of radon zones, people who live in Zone 3 have a 0% chance of radon exposure in buildings.

True False

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5. What is an example of a buffer space that may serve as an indoor pollutant source?

Air cleaner Firepit in the backyard Fossil fuel-fired range Garage

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6. Your bed is a major source of _____________________.

Carbon monoxide Dust mites Nitrogen dioxide Radon

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7. True or False: Gases and particles are NOT the same.

True False

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8. What is material conditioning?

Allowing your immune system to adjust to a heavy influx of VOCs Commissioning air cleaners to attack the most VOCs possible Leaving new materials with VOCs outside of the conditioned space to let them offgas elsewhere Spraying new furnishings with high-gloss finishes to stop VOC offgassing

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9. What is Dr. Allison Bailes's method for sizing a MERV-13 filter?

1 sq foot of filter area per 400 CFM of airflow 2 sq feet of filter area per 400 CFM of airflow 3 sq feet of filter area per 400 CFM of airflow 4 sq feet of filter area per 400 CFM of airflow

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10. What does supply-only ventilation do to the house?

Puts it under positive pressure Puts it under negative pressure Introduces contaminants directly Nothing

A Layered Approach to IAQ