Radon is a naturally occurring radioactive gas that results from the decay of Uranium which is found in certain types of soil and bedrock. Radon can seep into your home from exposed dirt such as a crawl space. For a limited time, Virginia residents can order a $3 Radon Home Test Kit.
PPT - Radon Testing & Risk in the Shenandoah Valley A Brief Introduction 1/29/14 PowerPoint Presentation - ID:4769093
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Radon
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Testing for radon in your home