Originally Posted by Kontact

The first question should be why chain wax even needs PTFE in the first place.

A lot of ingredients, like Teflon, sound good and differentiate the product. There is no large reason to use them in applications like chain lube.

But chain lube is forest for the trees. It is the tiniest segment of an enormous market of terrible chemicals that are found almost everywhere now. Ban it, keep it - won't change anything.