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