3 years ago

Which one of these buildings is most likely to have indoor air pollution

2 answers:

8 0

when heater is on for long time without having ventilation then carbon dioxide will be converted into carbon monoxide and causes air pollution.

So according to above explanation,

C. A tightly sealed house with an unvented water heater, is the correct answer.

5 0

There’s nothing to see

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viktelen [127]

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ElenaW [278]

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GaryK [48]

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adelina 88 [10]

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Colt1911 [192]

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