Ihe nzacha mmanụ - ihe nzacha griiz maka ngwa mmanu mmanu
Ihe nzacha mmanụ na ihe nzacha griiz bụ usoro nke nzacha ọkpọkọ nwekwara ike iji maka gas ma ọ bụ ihe ntanetị mgbasa ozi ndị ọzọ, etinyere na pipeline iji wepụ adịghị ọcha agwakọtara na mmiri, nke mere na igwe na akụrụngwa (gụnyere valves, compressors, pumps, wdg). .), Ngwá ọrụ nwere ike ịbụ ọrụ nkịtị na-arụ ọrụ na arụ ọrụ, iji nweta usoro kwụsiri ike iji hụ na nchekwa nke mmepụta ihe.
