1. Why do we need to drink water?
2. Why does water need to be treated?
3. How is water treated?
4. Hard water - soft water
5. Lead in drinking water
6. The Water Cycle
7. The Typhoid Mystery
8. Cholera - John Snow
9. Getting water
10. Where does my tap water come from?
11. Water pollution
12. Cleaning waste water
13. What does the DWI do?
Back to top
