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Study suggests link between 3M chemical and cancer

Scientists focused on a chemical found in drinking water in Ohio and West Virginia, but they also say it exists in smaller amounts in Washington County. But a health official in Minnesota cautions that studies so far on perfluorooctanoic acid, of PFOA, have been inconsistent and the latest research doesn't necessarily mean there is an increased risk of cancer here.
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Scientists focused on a chemical found in drinking water in Ohio and West Virginia, but they also say it exists in smaller amounts in Washington County. But a health official in Minnesota cautions that studies so far on perfluorooctanoic acid, of PFOA, have been inconsistent and the latest research doesn't necessarily mean there is an increased risk of cancer here.

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