Experts have stated that the chemicals they call fluoride used in most city water cause ill side effects, such as, bone cancer, brain damage, etc., with no proven benefits. Same chemicals banned by the EPA if you try to dump them yet they are okay to be consumed by beings? No prescription for this mass medication and no set dose. If this is really about our teeth then why not use naturally occurring Calcium Fluoride? More info via my blog post "Toxic Gravy". http://toparanormal.org/2011/11/toxic-gravy-the-fluoride-deception-re-toronto-re-city-drinking-water-re-rob-ford/