Ngokuthuthuka okuqhubekayo kwamazinga okukhiqiza kanye nemvelo, okokusebenza kokushisisa nokupholisa izingosi zokugcina sekuyizinto ezisetshenziswayo ezijwayelekile zamabhizinisi amaningi.Ingxenye yekhethini yomnyango osheshayo we-zipper ayinazo izingxenye zensimbi zokuqinisekisa ukuphepha kwemishini nabasebenzi, futhi umnyango we-zipper onesivinini esikhulu unokusebenza okuhle kakhulu kokumelana nokuzibamba.Ngesikhathi esifanayo, inomsebenzi wokuzilungisa, ngisho noma ikhethini lomnyango lichithwa (njengokushaywa i-forklift, njll.), ikhethini lizophinde lilandele ngokuzenzakalelayo emjikelezweni olandelayo wokusebenza.