Assertion: fluoride's water | /r/MadeOf | conversion
Facets:
Source sentences:
text: The sources of fluorine intoxication are drinking water containing 1ppm or more of fluorine, fluorine compounds used as insecticidal sprays for fruits and vegetables (cryolite and barium fluoro- silicate) and the mining and conversion of phosphate rock to superphosphate, which is used as a fertilizer.
text: The sources of fluorine intoxication are drinking water containing 1ppm or more of fluorine, fluorine compounds used as insecticidal sprays for fruits and vegatables (cryolite and barium fluoro- silicate) and the mining and conversion of phosphate rock to superphosphate, which is used as a fertilizer.