Fluoride: Poison on Tap (2015) 2015, Documentary, United States Fluoride: Poison on Tap (2015) Duration: 1H39M Description: Water fluoridation has been hailed by the CDC as “one of the ten great public health achievements of the 20th century.” However, the practice has been mired in controversy since it began over 70 years ago. Does water fluoridation ….. Trailer ↗ United States 2015 Documentary