Fact: Persons who have grown up with fluoridated water have, on the average, only 1/2 of one filling less per lifetime than people who did not drink fluoridated water (Chemical and Engineering News, May 8, 1989). Of the 50 largest cities in the United States, 43 have community water fluoridation. Fluoridation reaches 62% of the population on public water supplies—more than 144 million people ...