Zitsulo zosapanga dzimbiri ndi zolimbitsa thupi zolimbana ndi zosapanga dzimbiri ndi mphamvu yayikulu, kutsutsana kokwanira, zitsulo zabwino kwambiri mpaka matenthedwe abwino, ocheperako, amachepetsa chindapusa komanso kupumira. Zinthu zosintha izi zimagwiritsidwa ntchito kwambiri mu amospace, mankhwala, Petrochemical, kukonza chakudya, mapepala ndi zitsulo zambiri.