title: Some practical aspects of water and waste water management and pollution control.
mesh_terms: D004467:Economics; D007878:Legislation as Topic; D008021:Life Support Systems; D012722:Sewage; D013019:South Africa; D014876:Water Pollution / Q000517:prevention & control*; D014877:Water Pollution, Chemical; D014881:Water Supply
chemical_list: D012722:Sewage