title: Automation of phosphorus removal systems.
mesh_terms: D001331:Automation; D011232:Chemical Precipitation; D006863:Hydrogen-Ion Concentration; D007501:Iron; D008670:Metals; D008956:Models, Chemical; D010758:Phosphorus / Q000302:isolation & purification*; D012722:Sewage / Q000032:analysis*; D012995:Solubility; D014877:Water Pollution, Chemical / Q000032:analysis*
chemical_list: D008670:Metals; D012722:Sewage; D010758:Phosphorus; D007501:Iron