Recent content by 96alex

Thanks for the fast replies mates! I found that uranium is the bad guy in this, it's the one constantly supplying radon since it's half life is millions of years! Again, thanks!

1. I've been wondering about this a lot. It's about the health risks of radon in houses, since radon has a half-life of 3.8 days, and most radon houses(at least where I live(sweden)) were built it the sixties, how come it's still such a big problem? Shouldn't the radon have decayed by now? I...