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- 1. Welcome!
- 2. Water
- 3. Water affects us all...
- 4. Access to water
- 5. Team Quiz
- 6. Write down a few words describing this scene
- 7. True or False? 10% of the Earth’s water is drinkable.
- 8. If the average Briton had to carry home all their water in 2 litre bottles, how many would they have to fetch per day? A) 4 bottles B) 20 bottles C) 75 bottles D) 90 bottles E) 175 bottles
- 9. True or False? A dripping tap wastes about 15 litres of water per day.
- 10. How much water does it take to flush a toilet installed in the last 5 years? A) 3 litres B) 6 litres C) 9 litres D) 15 litres
- 11. True or False? The average washing machine uses about 20 litres of water per load of laundry.
- 12. Write down a few words describing this scene
- 13. Quiz Answers
- 14. Write down a few words describing this scene
- 15. True or False? 10% of the Earth’s water is drinkable.
- 16. False Only about 0.8% of the Earth’s water is suitable for drinking.
- 17. If the average Briton had to carry home all their water in 2 litre bottles, how many would they have to fetch per day? A) 4 bottles B) 20 bottles C) 75 bottles C) 75 bottles D) 90 bottles E) 175 bottles
- 18. True or False? A dripping tap wastes about 15 litres of water per day.
- 19. True Turning off or fixing a dripping tap saves about 15 litres of water every day.
- 20. How much water does it take to flush a toilet installed in the last 5 years? A) 3 litres B) 6 litres B) 6 litres C) 9 litres D) 15 litres
- 21. True or False? The average washing machine uses about 20 litres of water per load of laundry.
- 22. False A typical washing machine uses closer to 50 litres of water per load.
- 23. Write down a few words describing this scene
- 24. Water for Everyone
- 25. Where does the water we use come from?
- 26. Lakes, rivers, etc.
- 27. Rain
- 28. Groundwater
- 29. Artificial reservoirs
- 30. What outlets do we take our water from?
- 31. The tap
- 32. Bottled
- 33. Wells
- 34. Public taps
- 35. What links the natural source to the outlet?
- 36. Infrastructure
- 37. A clean water supply is crucial for everyone
- 38. How do we get a clean supply?
- 39. We must decontaminate the water.
- 40. What things can contaminate water?
- 41. Dirt and particulates
- 42. Parasites, bacteria, viruses
- 43. Poisons
- 44. How can we remove these contaminants?
- 45. Chemical purification
- 46. Boiling
- 47. Filtering
- 48. Building a Filter
- 49. Item Cost Activated charcoal £30 per cup Gravel, coarse £5 per cup Gravel, fine £5 per cup Sand, coarse £10 per cup Sand, fine £10 per cup Cheesecloth £2 per square Rubber band £2 each Cotton £1 per ball
- 50. What can you do?
- 51. Turn off the tap while brushing your teeth
- 52. Install a “hippo” (Thames Water) www.thameswater.co.uk
- 53. Take showers instead of baths
- 54. Use only what you need when making a cup of tea...
- 55. Wash fruits and vegetables in a bowl of water
- 56. This presentation was made by EWB-UK and ARUP
- 57. Thank you!

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