WATER POLLUTION

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Across
  1. 3. Put something somewhere quickly and carelessly
  2. 5. Make impure
  3. 7. Harm the environment
  4. 8. Without enough water
  5. 9. Make something less difficult
Down
  1. 1. Turn waste into new materials
  2. 2. Causing harm or injury
  3. 3. Make something worse
  4. 4. Keep safe
  5. 6. Use too much