WASTE WATER TREATMENT

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Across
  1. 1. Underground pit also known as
  2. 7. ASP consists of Aeration Tank and .... tank
  3. 8. the amount of oxygen required by microbes to degrade the organic matter in water
  4. 9. The organics and inorganic solid can be removed by the physical process of
  5. 10. Quality of wastewater is based on Physical, microbiological and ....
  6. 11. The preliminary Treatment consists of ..... types of filtration to protect the wastewater plant
Down
  1. 1. A settled biomass which wasted is called as ...
  2. 2. One of the parameters in Physical Quality is
  3. 3. Wastewater also known as
  4. 4. Lift station also known as ... station
  5. 5. Activated sludge process (ASP) is an ... process
  6. 6. Content in the aeration tank is called .....
  7. 12. A settled biomass which recycled is called as ...