Waste-water treatment: the tide is turning.
D000641:Ammonia; D003666:Decontamination; D003956:Dialysis; D007220:Industrial Waste; D007475:Ion Exchange Resins; D009934:Organization and Administration; D009995:Osmosis; D010101:Oxygen Consumption; D010710:Phosphates; D012722:Sewage / Q000517:prevention & control*; D014481:United States; D014876:Water Pollution / Q000517:prevention & control*
D007220:Industrial Waste; D007475:Ion Exchange Resins; D010710:Phosphates; D012722:Sewage; D000641:Ammonia