Cosmos reviews The Fluoride Deception

In this confronting book, Christopher Bryson's quest is simple, but far from easy: to discover how tiny quantities of a key ingredient of toxic industrial poisons and Cold War wastes is today added to most toothpastes and drinking water in some parts of the U.S., Britain and Australia.

Despite the fact that quantities of fluoride — the ionic form of flourine — added to drinking water are relatively miniscule, and that their addition correlates with a vast improvement in dental health in the 1950s and '60s, the supplement remains an area of contention. Yet, most experts believe that — regardless of the extremely reactive chemical nature of fluorine — its consumption is safe and even beneficial in trace doses..............................