ʻO ke kaʻina hana hana kalapona he ʻōnaehana paʻa paʻa ʻia, ka hana ʻana o ka electrode graphite, nā mea kalapona kūikawā, carbon carbon, nā mea kalapona kiʻekiʻe kiʻekiʻe hou ʻaʻole hiki ke hoʻokaʻawale ʻia mai ka hoʻohana ʻana i nā mea maka, nā mea hana, nā ʻenehana, ka hoʻokele ʻana o nā mea hana ʻehā a. .
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