ʻO ka paipu kuhiliʻole he ʻano o ke kila a puni ka lōʻihi, i hoʻohana nui ʻia i nā pipelines hoʻoili ʻoihana a me nā ʻāpana hana mechanical e like me ka petroleum, kemika, ka lāʻau lapaʻau, ka meaʻai, ka ʻoihana māmā, nā mea hana mechanical, etc. ua like ka ikaika, ua maʻalahi ke kaumaha, no laila ua hoʻohana nui ʻia e hana i nā ʻāpana mechanical a me nā hale ʻenekinia.Hoʻohana mau ʻia ʻo ia e like me nā lako a me nā lako kīhini.