Obtaining Water Qualities

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Across
  1. 4. / These many people don't have access to clean water
  2. 9. / Materials that do not dissolve in water
  3. 10. / This is an example of a chemical contamination
  4. 11. / This is one of the ways water gets affected
  5. 12. / Number of stages needed to clean water
  6. 13. / This is an example of a Biological contamination
  7. 15. / This type of contamination is visible and has microorganisms
Down
  1. 1. / Location of the largest aquifer
  2. 2. / Dissolved substances made from human activities and natural process
  3. 3. / Needs to be tested for harmful organisms
  4. 5. / This method kills harmful organisms
  5. 6. / This is an example of a Physical contamination
  6. 7. / This parasite gets removed when it goes through the fine membrane filters
  7. 8. / Drink this daily
  8. 10. / Canadians get their water from here
  9. 14. / This is a disinfect which is added to kill microorganisms