The group of fluorine-based chemicals known now as “forever chemicals” have come to be extremely widely used since their discovery in the mid-20th century. From greaseproof food wrappers and non-stick cookware, to dental floss, mascara and firefighting foam, they have been used in huge quantities for decades.
Their popularity is due to their seemingly miraculous properties – they can repel water and oil, resist high temperatures and offer incredible durability.
