reverse osmosis

aqua atom atomica chemical chlorine clean concentration cycle deionize desalination diagram dirty drink drinking eco effluent filter filters filtration fractionating fresh health illustration ion isometric knowledge learn liquid membrane method molecules osmosis osmotic permeable physics pores potable potential pressure process pump purification purifier radiation recycle recycling reverse safe salt schematic science scientific sea selective semi semipermeable solute solvent structure study system systems technology treatment vector waste wastewater water