E pili ana i nā huahana kīwaha kupaianaha: Ua ʻike ʻia nā pono a Benjamin Thompson i ka hoʻomaka ʻana o ke kenekulia 19 i hana mau ʻia nā kīhini kīhāpai i ke keleawe, me nā hana like ʻole e pale aku ai i ke keleawe me nā meaʻai (ʻo ia hoʻi nā mea ʻakika) i nā mahana i hoʻohana ʻia no ke kuke ʻana, me ka tinning, enamelling, a me varnishing. Ua ʻike ʻo ia ua hoʻohana ʻia ka hao ma ke ʻano he […]