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sewage sludge (Sewage sludge refers to the residual, semi-solid material that is produced as a by-product during sewage treatment of industrial or municipal wastewater. The term septage is also referring to sludge from simple wastewater treatment but is connected to simple on-site sanitation systems such as septic tanks. WK. Semiliquid waste obtained from the processing of municipal sewage, often used as a fertilizer. EXAMPLE SENTENCES It is becoming all but impossible to use sewage sludge as fertiliser on farm land. Proper management of livestock waste and sewage sludge also reduces loss of nutrients from fields. Today more than half of London's sewage sludge is sold in pellet form as fertilizer for agricultural use. OD Alexander Demidov); sewer sludge (Taras) |
