Assertion: fluoride | /r/HasProperty | controversy
Facets:
value: very
type: DEGREE
value: over is harmful
type: OTHER
Source sentences:
text: While fluoride is generally considered good for oral health, it helps prevent tooth decay, and there is still controversy over whether direct ingestion of the substance is harmful to our overall health.
text: Fluoride is a very controversial topic because fluoride is a known toxin.
text: Fluoride, the controversial chemical added to city water supplies to help prevent cavities, now has three strikes against it in having harmful effects in African Americans.
text: Fluoride is thought to reduce tooth decay although there are several controversial facts regarding the relationship between the level of fluoride and tooth decay.