Look hard enough, with detection technology down to the nano-level, and you will find "Forever" chemicals everywhere.
It is not evidence of danger. Every person shares some water molecules which once were in the body of Napolean,Ghengis Khan, Einstein, Edison, and Thomas Jefferson.
It is simply a matter of statistics. Atmospheric mixing and the fact a kilogram of chemicals, spread over the earth, means everything gets a few molecules.
It is a scare tactic.
Life = Risk.
Whatever happened to freedom?