Environmental

Carbon monoxide (CO) hazards in Arizona homes are most commonly associated with:

ARadon gas leaks
BMalfunctioning or improperly vented combustion appliances (furnaces, water heaters, attached garages)✓ Correct
CLead paint deterioration
DAsbestos fibers

Explanation

Carbon monoxide is an odorless, colorless gas produced by incomplete combustion. It is most commonly associated with malfunctioning or improperly vented gas appliances, attached garages, and blocked flues—a leading cause of accidental poisoning.

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