Sungani malo osungirako ozizira, opanda mpweya.
Khalani kutali ndi moto ndi magwero otentha.
Mapulogalamu amafunika kusindikizidwa, ndipo amayenera kusungidwa mosiyana ndi oxidizezer ndi alkali wamphamvu, ndipo pewani kusungidwa kosakanikirana.
Gwiritsani ntchito malo owala ophulika ndi mpweya wabwino.
Sizoletsedwa kugwiritsa ntchito zida ndi zida zomwe zimakonda kuzimiririka.
Malo osungiramo ayenera kukhala ndi zida zotanulira mwadzidzidzi kulandira chithandizo chamankhwala ndi zida zoyenera zosungira.
