calcium fluoride

noun

1. a white, crystalline compound, CaF 2 , insoluble in water, occurring in nature as the mineral fluorite: used as a flux in metallurgy and as a decay preventive in dentifrices.

Example Sentences

Room to improve: Add a mineralizer such as calcium fluoride or sulfate to lower the lime’s melting temperature, saving energy.

From Scientific American

The calcium interacts with any nearby fluorine to form calcium fluoride, which then emits a characteristic wavelength of light.

From Scientific American

Its calcium fluoride waste is reused in cement.

From The Verge

But once in your mouth, the ions combine with calcium in your teeth to provide a protective coating of chemically resilient calcium fluoride.

From BBC

I have also seen flip-flops about eggs, salt, calcium, fluoride and hormone replacement therapy.

From Seattle Times