radon test kit for home inspectors

http://markets.buffalonews.com/buffnews/news/read/39927116/What_are_the_Symptoms_of_Radon_Poisoning?

This is because the forerunners to radon, such as the previously mentioned radium isotopes, and also others such as thorium, uranium, and radium isotopes, are present in some rock formations. Radon is additionally