@thor Doesn't it just mean that they are resistant to acids and other liquids often contained in food?
I don't thing that touching your food (or skin) with non food grade plastics will poison it immediately, however if they remain in contact for extended periods of time or get exposed to high temperatures, some might get absorbed.
@roboneko Oh, I see! Stuff like acetumeric that we use to cook our traditional polyvinyl-curry chicken!
@thor @BlinkRape