Ngokwezidingo zamakhasimende kanye nekhwalithi yamanzi omthombo, sisebenzisa imishini ehlukene ukuze sikhiqize amanzi ahlanzekile, amanzi amaminerali, njll. Izinto ezisetshenziswayo eziyinhloko isihlungi sesihlabathi se-silica, isihlungi se-carbon esisebenzayo, i-sodium ion exchanger, isihlungi se-fiber engenalutho, i-RO (reverse osmosis) , isibulali magciwane se-UV, isihlungi esinembayo, ijeneretha ye-ozone, ithangi lamanzi, njll.