Environmental

Carbon monoxide (CO) detectors are required in Washington residential rental properties primarily because CO is:

AA visible brownish gas with a distinctive odor
BA colorless, odorless, toxic gas that can cause death without warning✓ Correct
COnly produced by wood-burning fireplaces
DLess dangerous than radon

Explanation

Carbon monoxide is a colorless, odorless, tasteless, and toxic gas produced by incomplete combustion. It is undetectable by human senses, which is why CO detectors are required by law in Washington residential properties to provide life-safety warnings.

People Also Study

Study This Topic

Practice More Washington Real Estate Questions

1,500+ questions covering all exam topics. Start free — no signup required.

Take the Free Washington Quiz →