Environmental

Radon gas is a concern in some Oklahoma properties because:

AIt is emitted by new paint
BIt is a naturally occurring radioactive gas that can accumulate in buildings, particularly basements, and is the second leading cause of lung cancer in the U.S.✓ Correct
COklahoma has no radon risk areas
DRadon only affects commercial buildings

Explanation

Radon is a naturally occurring radioactive gas that seeps from soil and rock. It can accumulate in homes, especially in lower levels. EPA recommends testing and mitigation when levels exceed 4 pCi/L. Oklahoma does have areas with elevated radon potential.

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