Hana ʻia ka baluna Hwoyee mai ka 100% huila latex maoli me nā mea hoʻohui e hiki ke hoʻomaikaʻi maikaʻi i kona kūʻē ʻana i ke kiʻekiʻe-haʻahaʻa wela, oxidation a me ka ozone.ʻO ka lōʻihi o ka manawa lana e pili ana i 10 mau hola a ʻo ke anawaena pohā kiʻekiʻe he ≥1600cm.