Ключевые слова: atom, atomic, chemical, clean, cognition, concentration, desalination, diagram, diffusion, dirty, drinking, education, filter, filtration, health, illustration, ion, liquid, membrane, method, osmosis, osmotic, permeable, physics, pressure, process, pump, purification, purifier, recycling, salt, science, selective, semi, semipermeable, solute, solution, solvent, structure, study, system, technology, through, waste, water,