According to EPA radon exposure is the second-leading cause of lung cancer behind smoking.
livestrong.com/article/1245...
Radiation as been quite a pass time of mine REMBER garnet worktops scandal decaying radon people are exposed too.
The say this no test BUT thats bull AS you can use piece of charcoal on worktop for 12 hours then when radons trapped in charcoal you can measure it using geiger counter.
Can also check garden for radon using same test.
Can thank marie curie for that tip bit
But the talk about smoking being big BOO WHO but dont talk of radon causing you dna mutations.
According to Epa this no safe leval of radon SO why is fracking going ahead.
Did you know you welding rods are radioactive also camping gas light mantels.