If you want to get particular, those 'radon deaths' are actually caused by the various radioactive decay products of radon, rather than radon itself. Particul

If you want to get particular, those 'radon deaths' are actually caused by the various radioactive decay products of radon, rather than radon itself. Particularly, radioactive isotopes of polonium, lead, etc. https://en.wikipedia.org/wiki/Radon#Daughters https://en.wikipedia.org/wiki/Radon#Daughters