Water Pollution

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Across
  1. 2. the source that causes oil pollution
  2. 4. a type of pollution that includes heavy metals
  3. 5. pollution that is difficult to detect
  4. 6. a pipe containing dissolved chemicals from a factory
  5. 9. the main source of water pollution produced in the kitchen
  6. 11. dirty water left over from cleaning items such as a car
  7. 13. method for disposal of wastewater
Down
  1. 1. pollution from many sources spresd over a large area
  2. 3. a disease causing agent
  3. 7. the type of pollution produced by the excess heat released from power station
  4. 8. the main source of pollution produced in our gardens
  5. 10. the correct name for an algal bloom
  6. 12. an example of a heavy metal