Fluoridation

Fluoridation is the adding of fluorine compounds (fluorides) to various substances, especially toothpaste and drinking water. Government officials, scientists, and doctors say that Fluoridation helps prevent tooth decay and cavities, but it also has harmful effects in larger doses, creating a controversy over whether water should be fluoridated.

• Fluoride
• Fluorine
• Fluorite

This short article about science can be made longer. You can help Wikipedia by adding to it.