There's a terrific documentary from last year on this topic (the chemical is Teflon, BTW). It's called The Devil We Know. You'll be horrified at how both these

There's a terrific documentary from last year on this topic (the chemical is Teflon, BTW). It's called The Devil We Know. You'll be horrified at how both these companies knew about Telfon's danger to people yet released it into the water supply anyway as well as put in it thousands of products.