M'dziko lovuta la ntchito zamafuta ndi gasi, kusefera kumagwira ntchito yofunika kwambiri pakuwonetsetsa kuti zinthu zikuyenda bwino, chitetezo, komanso mtundu wazinthu. Mawaya achitsulo chosapanga dzimbiri atuluka ngati yankho lapamwamba kwambiri pazosowa zosefera pamsika uno, wopatsa kulimba kosayerekezeka, kukana kutentha, ndi corrosi ...
Werengani zambiri