home radon testing 5

https://wiki-site.win/index.php/When_to_Call_for_Radon_Mitigation_Services_in_Pennsylvania

If you're worried about radon in your home, testing is easier than you think. You can buy a simple radon test kit at a hardware store, leave it in your basement or lowest living area for a few days, then mail it to a lab for analysis. It's the only way to know if you need to take action to reduce your family's exposure to this radioactive gas.