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Fluorine-kubvisa mumiriri
Fluorine-kubvisa mumiririri anokosha emakemikari anowanzoshandiswa zvakanyanya kubata fluoride-ine marara emvura. Iyo inoderedza kusunganidzwa kweFluoride ions uye inogona kuchengetedza hutano hwevanhu nehutano hwematanho ezvekutengesa ecosystems. Semumiriri wemakemikari ekurapa furuori