NSEN e mafai ona fa'atulagaina e tusa ai ma tulaga fa'apitoa o galuega a le tagata fa'atau

Ina ia faʻamalieina manaʻoga o tagata faʻatau i tulaga faigaluega eseese, e mafai e le NSEN ona tuʻuina atu i tagata faʻatau ni foliga faʻapitoa o le tino ma faʻapitoa mea faʻapitoa.

Lalo o le valve matou te mamanuina mo se tagata o tausia;

Fa'ailoga fa'atolu fa'atasi ai ma le lagolago fa'alava ISO fa'alua