and that can mean high outdoor radon levels... a home inspector back in early 2000 told me about a seller sneaking back in and opening basement windows to attem

and that can mean high outdoor radon levels... a home inspector back in early 2000 told me about a seller sneaking back in and opening basement windows to attempt to pass a radon test (sensors left in the basement over the weekend.) The inspector caught it but let the test run to completion - at which point it failed anyway because the adjacent "forest with exposed granite rocks" was a fine natural radon source...