Environment & Ecology · Air Pollution & Radiation
Which naturally occurring radioactive gas originates from the decay of uranium in soil and rocks and is a major indoor air pollutant?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Thoron
- 2Radon✓
- 3Nitrogen Dioxide
- 4Benzene
Correct answer
Radon
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