ʻO ka mea maʻamau, ʻo nā mea alumini me ka mānoanoa o 0.2mm a ʻoi aku paha i 500mm a i ʻole ka liʻiliʻi, kahi ākea o 200mm a ʻoi aku paha a me ka lōʻihi o 16m a i ʻole ka liʻiliʻi i kapa ʻia nā papa alumini a i ʻole nā palapala alumini, ʻo ia hoʻi, nā pā alumini.Wahi a ka haku mele, ʻo nā pā alumini he mau papa alumini maʻemaʻe kiʻekiʻe (i ʻōwili ʻia mai ka alumini hoʻomaʻemaʻe kiʻekiʻe me ka ʻike o 99.9% a ʻoi aku paha), nā pā alumini maʻemaʻe, nā pā alumini alumini, nā papa alumini hui, a me nā pā alumini i uhi ʻia. .E like me ka mānoanoa, hiki iā mākou ke hoʻokaʻawale iā ia i nā papa lahilahi, nā papa maʻamau, nā papa waena, nā papa mānoanoa, a me nā papa ultra-mānoanoa.