Water Treatment Puzzle

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Across
  1. 5. Which membrane process is widely used for desalination?
  2. 7. Which process removes suspended solids by gravity?
  3. 8. Which chemical is most commonly used as a coagulant in water treatment?
  4. 9. Which process follows sedimentation in a conventional water treatment plant?
  5. 10. Which gas is commonly bubbled through water during aeration?
Down
  1. 1. Which process combines small particles into larger flocs?
  2. 2. Which instrument is used to measure the pH of water?
  3. 3. Which water quality parameter indicates the cloudiness of water?
  4. 4. Which process is the final step in a conventional drinking water treatment plant?
  5. 6. Which disinfectant is most commonly used in drinking water treatment?