ʻO nā noi ea i hoʻopaʻa ʻia i ka hana metala, hiki i nā compressors ke hāʻawi i ka mana ea e hoʻohana ʻia e like me nā kapuahi puhi, ka hana coke, ka umu oxygen, ka hui ʻana o ka ea, ka mālama wela a me ka hoʻomaha.
Metallurgy & Metalworking
