Science: Radon Gas
Radon is a naturally occurring radioactive gas produced by the radioactive decay of the element radium. It usually enters a house or building through openings in the ground, and its presence increases the risk of lung cancer. The EPA recommends that all homes be tested for radon. Radon can not be seen, tasted or smelled. The following words can be found vertically, horizontally or even back wards.. Have FUN!!!
