Izintengo zensimbi zanamuhla ziyaqhubeka nokukhuphuka, ngenxa yamanani emakethe yakamuva akhuphuka ngokushesha kakhulu, okubangela ukuthi isimo sokuhweba jikelele sibe sivivi, izinsiza eziphansi kuphela ezingathengiswa, ubuthakathaka bokuhweba amanani aphezulu.Nokho, abathengisi abaningi banethemba elilindelekile emakethe yesikhathi esizayo, futhi intengo ye-billet ekugcineni kwempahla eluhlaza ikhuphuke ngo-70, namanje eqinile. Amathuba okwehliswa kwentengo yemakethe mancane amathuba okuba.Izintengo zensimbi kusalindeleke ukuthi zikhuphuke.Imakethe yamapayipi ensimbi engenamthungo nayo iyaqhubeka nokukhuphuka.