What goes on the body goes in the body; hence, I steer well clear of bleaching treatments. I had to remove the smile from my face (for it is no laughing matter) after reading your answer within a question:
"i dont even know why they put it in the tap water. there are tons of links to bone cancer from ingesting it."
Indeed, many forms of cancer (or what they label as cancer); osteoporosis and various other bone-rotting dis-eases; mental retardation, etc, etc.
Flouride induces cretinism, if I may simplify matters to such an extent.