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

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 E.P.A. said it would maintain limits on the two most common “forever chemicals” in tap water. Rules for four others will be rolled back.