Since returning to power, President Donald Trump's administration has approved five pesticides considered by many to be PFAS "forever chemicals," a class of toxic substances facing bans and increasing restrictions around the world.
PFAS are synthetic chemical substances invented by man, present from rain jackets to anti-stick stoves in teflon, up to pesticides for agriculture. But there is a debate about the definition of what constitutes a PFAS. The five substances recently authorised do not fall within the definition of PFAS adopted by the US federal authorities. However, for many experts, these products are indeed eternal pollutants and they warn about the danger of the…