The pazipita mbali ya madzi
mchenga zikutchinga makinabwino ankalamulira ndi kuipitsa fumbi pa sandblasting, bwino chilengedwe ntchito ya
kuwombera mchengantchito.
Nthawi zambiri, madzi athunthu
mchenga zikutchinga makinaNthawi zambiri amapangidwa ndimakina asanu, omwe ndi kapangidwe kake, makina ofalitsa nkhani, makina amapaipi, makina owongolera, ndi machitidwe othandizira.
Ntchito mfundo Madzi mchenga tsamba ndi chakudya mphamvu mphero ngati mphero, ndi mphero kusanganikirana wapereka kwa mfuti kutsitsi ndi mpope akupera. Kupanikizika kwa mpweya ngati mphamvu yofulumira ya mphero, kuyendetsa mfuti kudzera pa chitoliro cha mpweya, kufulumizitsa kugaya kwa mpweya kulowa mfuti, ndikulowetsedwa m'malo opangira makina kuti mukwaniritse cholinga chamakina oyang'ana padziko lapansi.