Talosaga:O meafaigaluega nei e fa'aaogaina e aveese ai fa'amaneta vaivai, ele u'amea ma isi mea fa'aleagaina mai mea fa'afuifu mama. E faʻaaoga lautele i le faʻamamaina o mea i mea refractory, ceramics, tioata ma isi alamanuia minerale nonmetallic, fomaʻi, vailaʻau, meaʻai ma isi alamanuia.