Counterintuitively, air pollution is often much worse inside the home than it is outdoors. A tremendous number of different types of pollutants can enter the home through common products and remain trapped there. Take this quiz to see if you've learned enough about indoor air quality to allow yourself to breathe easily.
Question 1 of 20
How much worse can the quality of indoor air be than that of the air outdoors?
Question 2 of 20
Which of these does TerrEssentials' Home Air Quality Test Kit test for?
Question 3 of 20
About what percent of their time do people spend indoors on average?
Question 4 of 20
How much time does the average person spend at home, in particular?
Question 5 of 20
Which of these is a potential outcome of long-term exposure to indoor air pollution?
Question 6 of 20
What type of home air filter is the most effective at blocking pollutants?
Question 7 of 20
What is the MERV rating of an air filter?
Question 8 of 20
Although hazardous PCB was banned from production in America in 1970, where may it still be found?
Question 9 of 20
Which other banned source of indoor air pollution remains in many homes in their insulation and floor tiles?
Question 10 of 20
What types of household products often contain harmful formaldehyde?
Question 11 of 20
Where does radon typically originate from?
Question 12 of 20
Which of these is considered a biological contaminant?
Question 13 of 20
Which of these is a harmful pollutant released by combustion?
Question 14 of 20
How much of the average person's exposure to pesticides occurs indoors?
Question 15 of 20
How does the air quality of a commercial aircraft compare with that of the average home?
Question 16 of 20
What problem plagued many of the trailer homes supplied by FEMA to Hurricane Katrina victims?
Question 17 of 20
How many known poisons are found in secondhand smoke?
Question 18 of 20
How do combustion gases cause harm?
Question 19 of 20
Under what circumstances might opening windows and doors actually worsen your home's indoor air quality?
Question 20 of 20