For the average U.S.resident,the single largest source of radiation exposure is

Name: For the average U.S.resident,the single largest source of radiation exposure is
Brand: Quizplus
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Radon gas, which is a natural radioactive gas that comes from the decay of uranium in the soil, is the largest source of radiation exposure for the average U.S. resident. It can accumulate in buildings, especially in confined areas like basements and ground floors, leading to significant exposure over time.

For the Average U