Fact all natural products especially stone minerals.
Which granite has the most radon.
Environmental protection agency has published guidelines regarding permissible concentrations of radon in air.
While radon gas and radiation emission levels attributable to granite are not typically high there are simply too many variables to generalize about the potential health risks inside a particular home that has granite countertops.
Ok so the risk from granite is minuscule but how common is radon in u s.
The health physics society after testing several samples of commercial granite concluded that the radon produced by a typical granite countertop would be about 30 times lower than the level laid out in the epa guidelines.
Radon that originates in the soil is the main cause of radon problems the epa says.
The reports were about granite countertops that contain radium which can emit radon a radioactive gas that can cause lung cancer.
While testing your home is always a good idea a few clarifications are in order.
Recent media attention has focused on granite counter tops and whether they can increase your indoor radon levels.