It's a controversial topic in France this year, because a law is being proposed to ban Teflon. 

Employees of the Tefal company have been protesting and executives had probably negotiate the law because now the cookware has been magically removed from the law's ban.

Tefal is a big company, patented teflon for kitchen utensils, they have been attacked several times for polluting the water around their factories with these fluoropolymer, they always wins and keep producing it today...