Across
- 2. when water goes down the gutter into big drains it is called this.
- 5. a device for saving water on your garden hose.
- 6. made from human waste, do not drink.
- 7. important for life - safe to drink.
- 10. a system for flushing a toilet invented in Australia.
Down
- 1. when you wash clothes or dishes water becomes this colour, you can use on your garden.
- 3. a device used to collect sediment and particles in water.
- 4. where water from toilets and waste end up.
- 8. a way of collecting rain from your roof to store for your garden.
- 9. when seawater is filtered to remove salt.