fluoridation (ËflÊÉrÉªËdeÉªÊÉn) n (Chemistry) the addition of about one part per million of fluorides to the public water supply as a protection against tooth decay. fluorâ¢iâ¢daâ¢tion (ËflÊÉr ÉªËdeÉª ÊÉn, ËflÉr-, ËfloÊr-) n. the addition of fluorides to the public water supply to reduce the incidence of tooth decay.
The average Fairfax County Government salary ranges from approximately $29,105 per year for Labor Worker to $169,272 per year for Director. Average Fairfax County Government hourly pay ranges from approximately $13.39 per hour for Cadet to $110.40 per hour for Psychiatrist.
According to the U.S. Census Bureau, the county has a total area of 406 square miles (1,050 km2), of which 391 square miles (1,010 km2) is land and 15 square miles (39 km2) (3.8%) is water. Fairfax County is bounded on the north and southeast by the Potomac River.