N NHFL Active member Feb 20, 2013 746 23 28 Nov 2, 2015 #21 Marla said: Radon Gas has been tested in the U.S for the last 20 years and has just recently become an issue in Canada. Why? Click to expand... Because Health Canada, about a decade ago, cut in half what it considers to be safe levels of exposure to Radon Gas. As such, it is becoming a more publicized issue to be dealt with.
Marla said: Radon Gas has been tested in the U.S for the last 20 years and has just recently become an issue in Canada. Why? Click to expand... Because Health Canada, about a decade ago, cut in half what it considers to be safe levels of exposure to Radon Gas. As such, it is becoming a more publicized issue to be dealt with.
