5 ms·Hexane, acid, caustic soda, bleach, and deodorisers have no or rare culinary use.by nekzn 4mo agoHexane, acid, caustic soda, bleach, and deodorisers have no or rare culinary use.bawolff 4mo agoYeah, but those dont end up in the final product afaik, which i think is the distiction being made.UncleMeat 4mo agoThe "bleach" in the bleaching process for foods is not the bleach you buy to clean your bathtub.