YCW faasologa vai-saoloto lafoaia ma toe faaleleia masini e masani ona faaaogaina i le toe faaleleia maualuga ma le atinae o mea maneta i le slurry otaota lafoaia e metallurgy, mining, uamea nonferrous, auro, mea faufale, malosiaga, koale ma isi alamanuia, ma le fufuluina o koale. fale, galuega uamea (slag u'amea), sintering fale, ma isi.