Ключевые слова: aqua, clean, concept, consumption, cycle, desalination, diagram, distillation, drinking, ecological, educational, energy, environmental, example, explanation, filter, filtration, fresh, healthy, illustration, industrial, irrigation, labeled, liquid, manufacturing, ocean, outline, pipeline, process, pump, pure, purification, purity, recycling, reuse, safe, saline, salt, scheme, seawater, stages, steps, supply, system, technology, treatment, waste, water,