Me kahi helu nui o ka hoʻolālā huahana i hoʻohuli ʻia a me nā hana hou ʻenehana, hana ʻoihana loea i mua a me nā pono hoʻāʻo o ka wili wili, uhi, uhi, uhi uhi ulana lole a me nā mea ʻē aʻe. ʻili kala, pulupulu kila, FeCrAl, aramid, tinned coper, aniani fiber etc. Me kahi hui o nā limahana hoʻokele hana kiʻekiʻe kiʻekiʻe a me nā ʻenehana hana lima loea, hōʻoia mākou i kā mākou ʻenehana a me nā huahana i hoʻonui hou ʻia.