O le fausaga uamea o se fausaga e aofia ai mea uamea ma o se tasi lea o ituaiga fausaga fale autu. O le fausaga e masani lava ona aofia ai uʻamea uʻamea, koluma uʻamea, trusses uʻamea ma isi vaega e faia i le vaega uamea ma ipu uʻamea, ma faʻaaogaina silanization, phosphating manganese mama, fufulu ma faʻagogo, galvanizing ma isi faiga puipuia ele.
* Faʻalagolago i lau talosaga, e mafai ona matou mamanuina le faiga faʻavaa uʻamea sili ona taugofie ma umi e fesoasoani ia te oe e fatuina le maualuga o le tau mo lau poloketi.