Hoʻohana ʻia ia no ka sintering, hoʻoheheʻe ʻana a me ka nānā ʻana i ka metala, nā mea ʻole metala a me nā mea hui ʻē aʻe i loko o nā keʻena hoʻokolohua o nā kulanui, nā ʻoihana noiʻi a me nā ʻoihana ʻoihana a me nā ʻoihana mining.