Dakin mai tsabta mara ƙura yana nufin kawar da ƙwayoyin cuta, iska mai cutarwa, ƙwayoyin cuta da sauran gurɓataccen iska a cikin iska na bitar, da kuma kula da zafin jiki na cikin gida, zafi, tsabta, matsa lamba, saurin iska da rarraba iska, amo, girgiza. kuma...
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