As of 2002, there was no water fluoridation in China.

Water fluoridation is considered by many to be a pillar of public health.

The history of water fluoridation can be divided into three periods.

Opposition to water fluoridation exists despite its support by public health organizations.

Almost all major public health and dental organizations support water fluoridation, or consider it safe.

Water fluoridation has frequently been the subject of conspiracy theories.

They are used for water fluoridation and in many products associated with oral hygiene.

The fluoride is sometimes recovered for use in water fluoridation.

The practice is more common in some European countries where water fluoridation is not carried out.

The most controversial was over water fluoridation, which passed by a slim margin of 166,960 to 163,240.