The Story of Drinking Water

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Across
  1. 3. first step for the water treatment system
  2. 6. seventh step for the water treatment system
  3. 9. fourth step for the water treatment system
  4. 12. last step for the water treatment system
  5. 14. third step for the water treatment system
  6. 15. what everything is made from
Down
  1. 1. a water source under the ground
  2. 2. rain, snow, sleet, or hail
  3. 4. what earth would look like without water
  4. 5. the watery form of water
  5. 7. First people to treat water
  6. 8. water that is in the air
  7. 10. sixth step for the water treatment system
  8. 11. eighth sept for the water treatment system
  9. 13. first country to use chlorine