Pioneering study links testicular cancer among military personnel to ‘forever chemica
 

Gary Flook served in the Air Force for 37 years, as a firefighter at the now-closed Chanute Air Force Base in Illinois and the former Grissom Air Force Base in Indiana, where he regularly trained with aqueous film forming foam, or AFFF — a frothy white fire retardant that is highly effective but now known to be toxic.

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