Across
- 3. The machine that moves water
- 5. The check performed on water quality
- 7. The group of people working together
- 9. The equipment used to do a job
- 12. The device that catches large debris
- 13. The movement of water through a pipe
- 14. The use of treated water again
- 17. The liquid cleaned at the treatment plant
- 18. The opening where water flows away
Down
- 1. The device that controls water flow
- 2. The tube that carries water
- 4. The facility where wastewater is treated
- 6. The thick material removed during treatment
- 7. The container that holds water
- 8. The unwanted material removed from water
- 10. The smell that may come from wastewater
- 11. The protection of workers from hazards
- 15. The pipe that carries wastewater
- 16. The act of removing dirt and waste