Average indoor radon levels are about 1.3 pCi/L. The EPA action level is 4 pCi/L. At 4 pCi/L, the exposure risk is comparable to smoking 1/2 pack of cigarettes per day.
greatriffs 1 month ago
Average indoor radon levels are about 1.3 pCi/L. The EPA action level is 4 pCi/L. At 4 pCi/L, the exposure risk is comparable to smoking 1/2 pack of cigarettes per day.
greatriffs 1 month ago