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Title: The radioactive gas radon: (Multiple Choice) Post by: Think on Dec 6, 2014 The radioactive gas radon:
A) is a product of the radioactive decay series of uranium. B) is the single greatest source of human radiation exposure. C) is more hazardous for smokers than nonsmokers. D) all of the above E) none of the above Title: Re: The radioactive gas radon: Post by: mel!811 on Dec 6, 2014 Content hidden
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