Ukuhamba rhoqo kwamanzi amatsha, ahluziweyo anikezelwa ngenkqubo yokucoca kathathu (ikhabhoni esebenzayo, i-ion exchange resin, kunye nelaphu elingalukiweyo) ikhuthaza izilwanyana ukuba zisele ngakumbi, zikhuthaza impilo yazo yonke.Amanzi ajikelezayo ahlala ehluzwa kwaye afakwe i-oxygen, enika ukutsha okuphezulu.