Ua pani ka hui i ka mea hoʻoheheʻe pahu, ka mea hoʻoheheʻe kīwī wehe, ʻehā ʻōwili kalena, ka pahu vulcanizing, ka mīkini vulcanizing, ka pahu anti-aging, ka mīkini hoʻāʻo tensile a me nā mea hana ʻoihana a me nā mea nānā.
Me nā ʻenehana loea a me nā limahana loea, ʻo kāna kaʻina hana ʻo ia ka ʻenehana wiliwili integral hou loa, kona mau hiʻohiʻona: palekana a hilinaʻi, kūpaʻa ʻaʻahu, kūpaʻa kiʻekiʻe, ke ola lōʻihi.