Nkhani

Chifukwa chiyani zosefera zamafuta ndi mafuta ziyenera kusinthidwa

Mfundo yogwirira ntchito ya sefa yamafuta ndikusefa zonyansa monga ma depositi a kaboni

Kangati kusintha galimoto mpweya fyuluta

Zosefera mpweya tikulimbikitsidwa kuti m'malo kamodzi pachaka kapena 10000-15000 Km. Ntchito ya fyuluta yoziziritsa mpweya ndi: 1, kupereka mpweya wabwino m'galimoto; 2, kutsekemera kwa chinyezi ndi zinthu zovulaza mumlengalenga; 3, sungani mpweya woyera si kuswana mabakiteriya, kuonetsetsa chitetez......

Tiyenera kutsatira mosamalitsa miyezo ya chinthu chilichonse