Fluorine-removal agent ndi chinthu chofunikira kwambiri chomwe chimagwiritsidwa ntchito kwambiri pochiza madzi onyansa okhala ndi fluoride. Amachepetsa kuchuluka kwa ayoni a fluoride ndipo amatha kuteteza thanzi la anthu komanso zachilengedwe zam'madzi. Monga mankhwala ochizira madzi onyansa a fluoride, fluorine-chochotsa wothandizira amagwiritsidwa ntchito makamaka kuchotsa ma ion fluoride m'madzi.