California recently started pushing their Prop 65 warnings. Now, when I order parts from Caterpillar, every single line item comes with a Prop 65 warning on the invoice. 20 items results in a 5 page receipt. I told my office manager that all of the extra printer ink is going to give me cancer.
The chemicals may be harmful but burning things changes everything. Benzene is very harmful on its own, not so harmful when burned. PTFE is not so harmful on its own but very harmful when burned.