I ka ʻoihana kemika, ʻo ka palekana pipeline he mea koʻikoʻi loa ia. No ka mea, ʻo ka ʻōnaehana pipeline ke kuleana no ka lawe ʻana i nā media like ʻole i ke kaʻina hana kemika, i ka wā e lele ai, pahū a me nā pōʻino ʻē aʻe, e lilo ia i mea pōʻino koʻikoʻi a me nā pōʻino i ka hui. No laila, pehea e hoʻomaikaʻi ai i ka palekana o ka ʻōnaehana pipeline i lilo i mea paʻakikī nui e kū nei i ka ʻoihana kemika. Ma ke ʻano he huahana valve me ka hana ʻoi aku ka maikaʻi, hoʻohana nui ʻia ka flanged ʻekolu ʻāpana pōleʻa i nā pipeline kemika. E kūkākūkā kēia ʻatikala i ka maikaʻi o nā ʻāpana pōpō ʻekolu ʻāpana flanged i ka hoʻomaikaʻi ʻana i ka palekana o nā pipeline ʻoihana kemika mai nā ʻano o ke ʻano, nā hiʻohiʻona, ke koho ʻana a me ka hoʻohana ʻana i nā kiwi pōpō.