What is radon gas and where does it come from? Radon is present in homes and will kill you.

What is radon gas and where does it come from? Radon is present in homes and will kill you.

What is radon gas and where does it come from? Radon is present in homes and will kill you. Radon is a radioactive gas that has been found in homes all over the United States. It comes from the natural breakdown of uranium in soil, rock, and water and gets into the air you breathe. [...]