News15 Million in U.S. Have COPD, a Lung Disease Airborne Toxins
Down, But Overall Pollutant Levels Rising: EPA Diseases and
ConditionsAccomplishments of Environmental Medicine (HealthDay
News) -- Radon is an odorless but toxic gas that can seep into
buildings, including ground-level homes. The U.S. Environmental
Protection Agency, noting that elevated radon levels are found
in about 1 in 15 homes, says the gas can enter a structure:
Through cracks found in solid flooring. Through construction
joints. Through cavities or cracks in the walls. Through gaps
that form in suspended flooring. Through gaps around service
pipes. Through your water supply.