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A sign for Ohio State University is seen on May 8, 2019, in Columbus, Ohio. (AP Photo/Angie Wang, File) 2026-07-31T19:47:14Z For more than four decades, oilfield brine has been spread across Ohio roadways, but its radioactive contents are known to cause serious health issues.

Associated Press reports that a sign for Ohio State University is seen on May 8, 2019, in Columbus, Ohio.

The report adds: (AP Photo/Angie Wang, File) 2026-07-31T19:47:14Z For more than four decades, oilfield brine has been spread across Ohio roadways, but its radioactive contents are known to cause serious health issues.

Oilfield brine, a byproduct of oil and gas development, is applied on roads in some townships in Licking County in order to melt ice and control dust.

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