Ua kapa ʻia ka laina ʻoki ʻoki, ʻāpana ʻoki, mīkini ʻokiʻoki, a me nā ʻoki.Hoʻohana nui ʻia ia no ka ʻoki ʻana a me ka ʻoki ʻana i nā mea wili e like me ka tinplate, ka hao galvanized, ka ʻili kila silika, ke kila ʻōwili anuanu, ke kila kila, ka ʻili alumini, a me ke kaula kila.ʻOki ia i nā ʻōwili metala i mau ʻāpana o nā laula like ʻole, a laila ʻohi i nā ʻōpala i ʻōwili liʻiliʻi no ka hana aʻe.He mea pono ia no ka ʻoki pololei ʻana i nā mea hoʻololi, nā ʻoihana kaʻa a me nā ʻāpana metala ʻē aʻe.