“Blame the unique geology in the Midwestern United States, and northeast Illinois in particular: homes in Kane County have the potential for higher levels of radon. This is because the rocks and soil beneath our feet can contain uranium, which can produce radon, a colorless, odorless, radioactive gas that occurs naturally from the breakdown of uranion. Radon has been found to be the leading cause of lung cancer among non-smokers…” click here for more information (KaneCountyHealthNews)