reverse osmosis use the membrane to act like an extremely fine filter to create drinking water from contaminated water.

act aqua atom atomic chemical chlorine clean concentration contaminated create cycle desalination diagram difference diffusion dirty drinking education extremely filter filtration fine fresh health illustration ion ionize knowledge liquid medicine membrane method molecule molecules osmosis osmotic permeable physics pressure process pump purification purifier radiation recycling reverse salt science sea selective semi semipermeable solute solution solvent structure study system technology treatment use vector waste wastewater water