How Harmful are Granite Countertops?
Radon is a colorless radioactive gas formed from the decay of radium. It is a significant contaminant that affects indoor air quality.Studies said radon from natural sources can accumulate in buildings, after cigarette smoking, is another leading cause of cancer.
Recent news release questioned whether granite countertops are a health threat. With the popularity of granite countertops growing in the past decade, health physicists and radiation experts agree that most granite countertops emit radiation and radon at extremely low levels. The only way to know about radon levels from your granite countertops, and in your home in general, is to test for them.
The City of Toronto has several suggestions as to how homeowners can monitor radon levels in your home, as well as indoor air quality testing options.
Related articles on radon in granite countertops:
New York Time Article National Geographic Article