◆ Faʻaaoga lautele i le tipiina o le uamea, uamea kabone, uamea manganese, uamea tautotogo, uʻamea titanium, laupepa uʻamea, ipu alumini, apamemea, kopa ma isi mea uʻamea.
◆Ultra-maualuga ituaiga, tipi mea uʻamea faapitoa.
◆ Faʻaaogaina mo uʻamea lapotopoto, sikuea sikuea, uʻamea L kshaped, uʻamea H Faʻailoga, ma isi.