Health
New radon map of US finds 25% of Americans are in high risk cancer-causing radon hotspots
...radon testers and radon mitigation products here
Radon gas seeps up through cracks in foundation and floors. A radon evacuation stack allows it to escape safely.
Where do the maps say are high risk areas for radon gas exposure?
The national average indoor radon concentration was estimated at 53.3 Bq/m³, slightly hig...
