Nekuenderera mberi kwekuvandudzwa kwekugadzirwa uye zviyero zvezvakatipoteredza, michina yekudziya uye kutonhora nzvimbo dzekuchengetera yave iyo yakajairwa midziyo yemabhizinesi mazhinji. Chikamu cheketeni chezipi chinokurumidza mukova haina chero zvikamu zvesimbi kuti ive nechokwadi chekuchengetedzeka kwemidziyo nevashandi, uye iyo yepamusoro-yekumhanya zipper gonhi ine yakanakisa yekuzvidzivirira-mhepo inopikisa kuita. Panguva imwecheteyo, ine basa rekuzvigadzirisa, kunyange kana chidzitiro chemusuo chikakanganiswa (zvakadai sekurohwa neforklift, nezvimwewo), chidzitiro chinozozvigadzirisa zvakare mumutambo unotevera wekushanda.