Matumba okulitsa omwe amamwa madzi amakhala ndi nthawi yocheperako. Funsani zotsimikizirika za alumali, nthawi zambiri zaka 3-5 zosungidwa bwino.
Zofunikira pa malo osungira: ziyenera kukhala kutali ndi chinyezi, mvula ndi kuwala kwa dzuwa musanagwiritse ntchito. Kusungidwa kwachinyezi kumayambitsa kukula msanga pang'ono ndikuwononga katunduyo.
Onani tsiku lopanga pamapaketi. Pewani katundu wokhala ndi zinthu zomwe zidatha ntchito kapena zomwe zatsala pang'ono kutha.
5. Zitsimikizo ndi malipoti oyesa
Kwa ma municipalities, engineering kapena ma projekiti a boma, zolemba zoyeserera ndizofunikira.