ʻO ka ʻeke kī ʻaoʻao ʻekolu kū i luna he mau pono o ka hana sila maikaʻi loa a me ka ikaika kiʻekiʻe o nā mea i hui pū ʻia, sila maikaʻi a ʻaʻohe leakage, māmā ke kaumaha, emi ka hoʻohana ʻana i nā mea, a maʻalahi hoʻi e lawe.
He maikaʻi loa ka hana sila o ka ʻeke sila trilateral, a hiki iā ia ke pale pono i ka meaʻai mai ka haumia a i ʻole ka hōʻino ʻia i ka wā o ka mālama ʻana a me ke kaʻina hana halihali. Hoʻohana pinepine kēia ʻano ʻōpala i ka ʻenehana sila wela, hiki ke sila i nā ʻaoʻao ʻekolu o ka ʻeke, e lilo ia i wahi i sila piha ʻia e hōʻoia i ka hou a me ka palekana o ka meaʻai, ka hoʻonohonoho maʻalahi a me ka maʻalahi e wehe, Loaʻa iā ia nā ʻano hana hou o ka sila kope a me ka palekana o ke kaiapuni.
He kiʻekiʻe ka hana o ka mea hoʻopili e like me ka anti-static, anti-ultraviolet, ke ālai ʻana i ka oxygen a me ka makū, a maʻalahi hoʻi e sila, kū i nā kemika nā ʻeke kū, ʻālohilohi. He mau insulators maikaʻi ka hapa nui. He māmā a palekana. Hiki ke hana nui ʻia a makepono ke kumu kūʻai.
He ʻano like ʻole nā ʻeke, he pono, he maʻalahi ke kala, a he kūpaʻa kekahi i nā mahana kiʻekiʻe. Palekana a nani hoʻi nā ʻeke kū o kēia lā. Ua hōʻoia ʻia ka palekana, hiki iā ia ke hōʻoia i ka palekana o kā mākou huahana i ka wā o ka lawe ʻana a hōʻemi i nā pilikia o ka lawe ʻana. I ka manawa like, he kiʻekiʻe ka paʻa o ka sila wela o kēia ʻeke, ke kūpaʻa i ke kaomi a me ke kūpaʻa i ka hāʻule ʻana. Inā hāʻule hewa ia mai kahi kiʻekiʻe, ʻaʻole ia e hoʻokahe a liki paha ke kino o ka ʻeke, kahi e hoʻomaikaʻi nui ai i ka palekana o ka huahana.