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Amaphilisi amachibi enziwe nge-calcium hypochlorite enhlanzekile enikeza ukubulawa okusheshayo nokusebenza kahle kwamachibi okubhukuda. Ziqeda amabhaktheriya, ulwelwe, kanye nezingcoliso eziphilayo kuyilapho zigcina amanzi acwebile, aphephile futhi ahlanzekile. Zitholakala ngosayizi amaningi, zilungele ukwelashwa kwechibi lokuhlala nokuhweba.