Research has linked exposure to PFAS with serious health issues, including cancer. Although it's impossible to prove that PFAS caused an individual's illness, Raymond had decades of exposure as a firefighter and as a former U.

The Trump administration on May 14 moved to change standards and enforcement on so-called "forever chemicals" in drinking water.

The administration said it wants to rescind and reconsider whether limits are needed for four PFAS that chemical companies are still producing and using in the U.S. — despite known health risks.