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