Dị ka mkpa ndị ahịa si dị, dị iche iche nkọwa nke Plano ebuli n'elu ikpo okwu ụgbọ ala, Plano ebuli hydraulic nyiwe, Plano hydraulic ikpo okwu lifts, Plano ụgbọ-n'ịnyịnya ikuku ọrụ nyiwe nwere ike ahaziri.Nabata ọhụrụ na ochie ahịa na bia kparita uka.