A History of Fluoride Use in America

Natural Cures Not Medicine on Facebook: www.facebook.com/naturalcuresnotmedicine1909Colorado Springs dentist Frederic K. McKay asks the US dental community to help him find an explanation for the "Colorado brown stain," a discoloring of teeth common to the Pikes Peak area. Though residents' teeth are mottled, they have fewer cavities than is typical.Image: ybertaud9.wordpress.com/water1927A