Valuve Speve Valve imakhala yotetezeka - Kulumikizana kolumikizana, kupereka zisindikizo zabwino komanso kutayikira - umboni wa magwiridwe opangidwa ndi mafuta. Ndizoyenera makamaka - kukakamizidwa kapena zolemetsa - ntchito zogwirira ntchito komwe zida zamphamvu zimafunikira. Valavu ili amalima odalirika - Njira yamankhwala, kusamutsa kwa mafuta, zida zowonjezera moyo posamalira mafuta oyenera pokakamizidwa.