Ole Waste Acid Recovery System (aemaise ole hydrofluoric acid) e fa'aogaina ai le fe'avea'i eseese o vaega ole vaila'au otaota. E ala i se koluma e lua o le ea faʻamalosi faʻasolosolo faʻagasologa faʻasolosolo faʻatasi ma faiga faʻatonutonu saʻo, o le faagasologa atoa o le toe faʻaleleia o loʻo faʻaogaina i totonu o se tapuni, otometi faiga faʻatasi ai ma se tulaga saogalemu maualuga, ausia se maualuga maualuga toe faʻaleleia.