THE SEWAGE QUESTION.

Keywords: SEWAGE, TOWNS, SYSTEMS, OPERATION, TREATMENT, CHEMICAL, APPLICATIONS, LAND, IRRIGATION, INTERMITTENT, DOWNWARD, FILTRATION, DRY, EARTH, PNEUMATIC, SEABOARD, TIDAL, OUTFALLS, EFFLUENT, DISPOSAL, LIME, PROCESS, CITIES, WATER, RIVERS, POLLUTION, PURIFICATION, MANURE, SLUDGE, SULPHATES, ALUMINA, MILK, PHOSPHATES, FARMS, AGRICULTURE, SOILS, DRAINAGE, WORKS, ORGANIC, CARBON, NITROGEN, FILTERS, BEDS, SANITATION, COSTS, SEA, DILUTION, SUBSOIL, MERTHYR TYDFIL, WALES