water fluoridation

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water-treatment plant

A dentist holds a glass of water while a child with an exaggerated smile reclines in a dental chair. The water glass is circled and blue arrows point to it.

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water fluoridation: Media

Videos

A dentist holds a glass of water while a child with an exaggerated smile reclines in a dental chair. The water glass is circled and blue arrows point to it.

Why do we add fluoride to our drinking water?

When fluoride goes up, tooth decay goes down.

Video: Encyclopædia Britannica, Inc.

Images

water-treatment plant

water-treatment plant

A water-treatment plant, New York City.

Tetra Images/Alamy

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