Nthawi zambiri chipangizo cha ufa chimakhala ndi chidebe cha ufa (womangidwa - mu ufa wopopera) ndi suna. Ufa watsopano umatha kuwonjezeredwa mwachidule mu chidebe cha ufa wa ufa, ndipo ufa wochirayo ungasungunuke kudzera mu sume kuti muchotse zodetsa kenako ndikubwezeretsanso
Ndi chitukuko cha makampani amakono, kutuluka kwa ufa woumba pamsika kwapititsa patsogolo ntchito za mafakitale a mafakitale ambiri ndi zakuthupi, koma nthawi yomweyo sitingakhale osasamala za inu