Lawmakers in Florida approved a bill to prohibit certain additives in drinking water, effectively banning fluoride, and the measure now goes to Gov. Ron DeSantis for a signature. If it’s finalized, Florida will become the second state to ban fluoride in municipal drinking water.

The CDC says fluoridation is among the 10 greatest public health achievements of the 20th century. Utah recently became the first state to ban it.

Florida is poised to become the second state to outlaw the addition of fluoride to its public water, despite concerns from dentists and public health advocates. Lawmakers approved broader