Ruwan sha defluorinating tacewa ne wani nau'i na tsabtace ruwa tacewa, halitta ma'adinai da aka gyara magani, daidaita ta rami tsari, fiye da surface yanki aiki kara, iya mafi kyau absorbing aluminum gishiri da hydrolysis kayayyakin, ya zama aluminum gishiri mai kyau daukar kaya. Tare da wani gajeren lamba lokaci, cire sakamako mai kyau, fitar da ruwa ba ya gabatar da sauran abubuwa, cire fluoride damar babban halaye.

Fluoride na gida, wanda aka fi sani da "cutar defluoro", yana daya daga cikin cututtukan gida da ke yaduwa a duniya, wanda ke cutar da lafiyar mutane sosai. Kusan duk ruwan halitta yana ƙunshe da fluorine ions, ruwan sha shine babban tushen ciyar da fluorine a jikin mutum, mafi yawan fluoride da ba za a iya narkewa ba a cikin ruwan sha yana fita tare da feces, yayin da fluoride mai narkewa 86% ~ 97% yana sha. Fluoride ne daya daga cikin abubuwa masu mahimmanci na jikin mutum, lokacin da ruwan shan ruwa ba shi da isasshen abun ciki na fluoride, amma lokacin da yawan fluoride ya tara a cikin ƙasusuwan ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙwayoyin ƙway Binciken ya gano cewa lokacin da aka sha ruwa mai yawa fiye da 1.0mg / L na fluorine na dogon lokaci, yawan fluorine plaque yana ƙaruwa yayin da yawan fluorine yake ƙaruwa a cikin ruwa. Lokacin da yawan fluorine a cikin ruwa ya fi 4.0mg / L, osteofluorosis yana ƙaruwa a hankali. Saboda haka, bisa ga ka'idodin ruwan sha na rayuwa, dacewar matakan fluoride a cikin ruwan sha shine 1mg / L. Ka'idodin amfani da ruwa sun bayyana cewa matattarar fluorine (F) ba za ta wuce 1mg F / L ba (sabon ka'idodin ruwan sha GB5749-2006).