Across
- 3. layers of fats & oils that float on liquid
- 5. water vapor becoming liquid water
- 7. solid waste material
- 9. moisture from plants
- 10. moisture moving INto the ground
- 11. addition of air to water
- 12. name for water that is released after sewage treatment
- 13. any form of moisture that falls from the sky
Down
- 1. individual homes sewage treatment system
- 2. underground water storage
- 3. air,chemicals & bacteria are added
- 4. first stage of sewage treatment, large pieces are removed
- 6. means to have HOLES
- 8. to clean- chlorine is one way to do this
- 14. liquid water becoming water vapor