If you have not been living under a rock, you have probably already heard the many rumors running around that granite countertops emit radon. This radioactive gas causes lung cancer. These stories began spreading around the mainstream media a few decades ago. So it is not a new rumor. But it is understandable that you worry and wonder whether bringing granite into your home is inviting disaster into your family. What if it causes harm to my family? You do not want to take chances, and that is why you are looking for answers.  But what is the final verdict? Is granite safe for kitchen countertops, or is it a…