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WATER POLLUTION - Coggle Diagram

- - - - Septic system
      - Sewagw system
  - - - Metals, Acids,Synthetics and Oil
      - Waste water
        
        OXYGEN
        
        BOD
        
        Dead zones
        
        Nutrient
        
        Cultural eutrophication
        
        Disease
      - Solid waste, Sediment andThermal.