If it's bad and we avoid it = win

If it's bad and we don't avoid it = potential disaster

If it's no problem and we avoid it = Some unnecessary losses

If it's no problem and we avoid it = No problem

Currently, considering past patterns, it looks like PFAS are problematic and the potential cost of failing to mitigate could be very high. So being more cautious is the rational solution, even in the face of uncertainty.