Wastewater treatment. Physical and chemical methods.
D000327:Adsorption; D000641:Ammonia / Q000302:isolation & purification; D055598:Chemical Phenomena; D011232:Chemical Precipitation; D002621:Chemistry; D005374:Filtration; D007474:Ion Exchange; D007811:Lanthanum; D008566:Membranes; D008722:Methods; D009584:Nitrogen / Q000302:isolation & purification; D009995:Osmosis; D010126:Ozone; D010636:Phenols / Q000302:isolation & purification; D010758:Phosphorus / Q000302:isolation & purification; D012037:Refuse Disposal; D012722:Sewage
D010636:Phenols; D012722:Sewage; D010758:Phosphorus; D010126:Ozone; D007811:Lanthanum; D000641:Ammonia; D009584:Nitrogen