Germany, Holland, Denmark and Sweden have banned fluoridation. France, Italy and Norway never even tried fluoridation. Portugal, Greece, Belgium and Austria long ago ended fluoridation experiments. Nobody has proved that low-level dosing with fluoride is safe. Fluoride is said to cause infertility and birth defects in farm animals.
Nobody knows how much fluoride Irish people are ingesting.
The fluoride molecule passes through all ordinary water filters. To get it out of the water, you must distil it or acquire a very expensive filter. It is collected from the scrubbers of the factory chimneys. Fluoridation increases the incidence of dental fluorosis. Some studies indicate that young males up to the age of twenty in fluoridated communities have an increased risk of bone cancer.