Ma ka pae ʻenehana, waiwai nā kumu o nā mea maka no ka hana ʻana i nā pōhaku lepo ʻole i hana ʻia e ka mīkini paʻa ʻole. I kēia manawa, ʻo ka hoʻonui ʻana i ka ʻōpala hana e hāʻawi i kahi hōʻoia hilinaʻi no ka hoʻolako ʻana i nā lako maka no nā pōhaku i puhi ʻole ʻia, a ʻo ka pae ʻenehana a me ka ʻenehana i ka pae alakaʻi ma Kina. ʻIke mākou a pau e pili ana ka hana huahana i nā ʻano o nā mea maka a me nā mīkini i hana ʻia. E like me ka nānā ʻana o ka pā aupuni a me ka hale no ka nānā ʻana i ka maikaʻi o ka hale, ʻoi aku ka kiʻekiʻe o ka hana ʻana o ka pōhaku i hana ʻia e ka mīkini ʻulaʻula ʻulaʻula ma mua o ka pōhaku ʻulaʻula kahiko, ʻoi aku ka maikaʻi a me ka hoʻoheheʻe ʻana i ka wai ma mua o nā pōhaku lepo maʻamau, a ʻoi aku ka liʻiliʻi o ka maloʻo maloʻo a me ka thermal conductivity ma mua o nā huahana paʻa maʻamau. I ka pōkole, hōʻike ʻia nā ʻikepili hoʻāʻo ʻoihana maoli e ʻoi aku ka maikaʻi o ka hana compressive structural o nā pōhaku i puhi ʻole ʻia ma mua o ka pōhaku ʻulaʻula kahiko. Hiki iā ia ke pale i ka ho'āʻo o ka mōʻaukala a me ka manawa.