Examples of natural types of indoor air pollution are
(Select 3 correct answers)
Question 4
4.
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Question 5
5.
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Question 6
6.
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Question 7
7.
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Question 8
8.
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Question 9
9.
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Question 10
10.
Using the diagram below, identify 2 SPECIFIC sources of indoor air pollutants that could be found in each room. You may not use the same pollutant more than 2 times!