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Radon Map Reveals 1-in-4 Americans Face Dangerous Levels
The researchers' map reveals the geographical distribution ... central Ohio and central Pennsylvania. This is concerning as radon is the second-leading cause of lung cancer after smoking, being ...
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Map reveals US hotspots for cancer-causing radioactive gas
A new map has revealed that up to 25 percent ... Northern Kansas, central Colorado, central Ohio and central Pennsylvania were also identified as radon hot-spots. Some of these states ...