Ukubaluleka kwesityalo sokucocwa kwamanzi amdaka asekhaya kubonakaliswe ekukhutshweni okusemgangathweni, indawo yokucocwa kwamanzi amdaka yasekhaya ithatha iteknoloji yonyango lwebhayoloji, ngokubola koluntu lwendalo lwe-microbial yezinto eziphilayo, ukungcola emanzini kuya kususwa, ukuhlangabezana ...
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