Water Purification

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Across
  1. 3. Container for water
  2. 5. Light purification
  3. 8. Purifying process
  4. 9. Water disinfectant
  5. 10. Flowing water
  6. 11. Protection from harm
  7. 13. Water heating
  8. 14. Flowing body of water
Down
  1. 1. Water origin
  2. 2. Make clean
  3. 4. Water cleaner
  4. 6. Water from sky
  5. 7. Purification tool
  6. 8. Water deficiency
  7. 12. Free from dirt