| Mtundu | Mtundu | Zogwira ntchito |
| Canny | General | Chikwere cha Canny |
Kukhazikitsa, kukonza ndi kusintha zophimba zolowera ndi zotulukira pa escalator kuyenera kuchitika ndi akatswiri aluso kuti atsimikizire kuti zikutsatira miyezo ndi malamulo oyenera achitetezo. Nthawi yomweyo, zikapezeka kuti zophimbazo zawonongeka, zamasuka kapena zili ndi zoopsa zina zachitetezo, chipangizo chokonzeracho chiyenera kulumikizidwa nthawi yomweyo kuti chikonzedwe ndikukonzedwa.