Environmental
Radon is a health hazard in real estate because it:
AContaminates water supplies and causes gastrointestinal illness
BIs a radioactive gas that can accumulate indoors and increase lung cancer risk✓ Correct
CCreates mold growth in poorly ventilated spaces
DCorrodes lead pipes and enters drinking water
Explanation
Radon is a naturally occurring radioactive gas that forms from the decay of uranium in soil and rock. It can seep into buildings through foundations and accumulate to dangerous levels. Long-term exposure is the second leading cause of lung cancer in the United States.
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