Fagu fau tioata vaega atigi o loʻo gaosia i gaosi fale ma faʻamalosi pe "fola" i se faʻatagaina auala femalagaaiga auala, tuʻuina atu i le tagata faʻatau nofoaga faigaluega ma faʻaputuputu e ala i le fusia. O na tane ua faaigoaina “oblate tanks”