O le vaeluaga o se tasi lea o faʻapipiʻi sili ona taatele i excavators, faʻaaogaina lautele i le mining, metallurgy, auala lautele, nofoaafi, fale, faʻaleleia o vaʻa ma fausiaina, ma ect.Korea ma Iapani meafaigaluega ma tekinolosi e faʻaaogaina e faʻamautinoa ai le umi o le ola, faʻaitiitia le tausiga.