sewage treatment plant

• wastewaterContaminated drainage from buildings
• sludgeSemi-solid waste material
• filtrationSeparating solids from liquids
• effluentDischarged liquid waste
• sewersUnderground waste conduits

pipes · chlorine · bacteria · aeration · tanks · odor · drainage · purification · settling · pumps · industrial · municipal · discharge · contamination · runoff · recycled · outfall · lagoon