Radon is a chemical element in the periodic table that has the symbol Rn and atomic number 86.
A radioactive noble gas that is formed by the disintegration of radium, radon is one of the heaviest gases and is considered to be a health hazard.
For more information about the topic Radon, read the full article at Wikipedia.org, or see the following related articles:
Editor's Note: This article is not intended to provide medical advice, diagnosis or treatment.
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