Radon Levels St Louis Journal

If you live in St. Louis, you have probably heard about radon. It is a radioactive gas that comes from the natural decay of uranium in soil and rock. It moves up through the ground and can seep into your home through cracks in the foundation, gaps around pipes, or sump pump openings. The problem is that radon is invisible and odorless, so you cannot detect it without testing. And in the St. Louis area, the geology makes certain neighborhoods more prone to elevated radon leve