water pollution

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Across
  1. 3. Anything negatively affects water
  2. 5. To clear (a container or space, for example) of something unclean or unwanted: purge a water pipe of air. b.
  3. 7. (also commonly known as water recycling or water reclamation) reclaims water from a variety of sources then treats and reuses it for beneficial ...
  4. 9. the toxins
Down
  1. 1. water treatment is any process that improves the quality of water to make it appropriate for a specific end-use. The end use may be drinking,
  2. 2. The contaminants that is in the water that should not be there
  3. 4. the change of water
  4. 5. Water re
  5. 6. impurities the water
  6. 8. the decreasing of water quality