Ключевые слова: bio, biomass, chemical, colligative, concentration, concept, diagram, diffusion, drinkable, educational, environment, environmental, filter, filtration, flow, hydroelectric, illustration, industrial, isolated, labeled, liquid, membrane, method, molecular, molecules, nature, organic, osmosis, outline, particle, permeable, pollution, pressure, process, property, pure, purification, purified, reliability, scheme, solution, spontaneous, structure, system, tank, thermal, untreated, water,