ʻO ka paʻi alumini kekahi ʻano puaʻa.Ma hope o ka hoʻomaʻamaʻa ʻana, ʻoluʻolu a palahalaha ka ʻili o ka pepa alumini, maʻemaʻe nā kihi, maʻamau ke ʻano, a like ka nui o ka ʻāpana.Hoʻohana nui ʻia ka paʻi alumini i ka pena kaʻa, pena kaʻa kaʻa, pena kaʻa kaʻa, pena palaki, nā mea pena hale, nā ʻīnika, a me nā māla ʻē aʻe he nui.Wahi a ke ʻano o ka mea hoʻoheheʻe, ua hoʻokaʻawale ʻia ka paʻi alumini i loko o ka wai alumini paʻi a me ka solvent alumini kala kala.Me ka hoʻomohala ʻana o ke kaiāulu, ʻoi aku ka kiʻekiʻe o ka poʻe no ka pale ʻana i ke kaiapuni, a ʻo ka paʻi alumini paʻa wai ka mea e ulu ai kēia ʻoihana.