1, Ukulungiselela ukutshiza Kubaluleke kakhulu ukugcina igumbi lokucoca, ngakumbi inkqubo yokutshiza icocekile. Nayiphi na intsalela eyenziwe nge-oyile yokuthambisa, uthuli kunye nokwaleka kwangaphambili kuya kuqokelela umphunga wamanzi kunye nezinye izinto ezingcolisayo, eziya kuchaphazela ngokuthe ngqo i-vacuum degree kunye nokwandisa ...
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