Dirty Water Part 1

a) Name one way water sources become contaminated (dirty) in 3rd world countries? By using the bathroom in a outhouse...the poop goes to the river and people drink it.

b) What are the dangers of water contamination?
you can die from diahrea and also get worms.

c) Describe (in your own words) an invention that can save people from drinking contaminated water? There is a bike that filters out the water by pedaling the bike.

d) Why do you think everyone in 3rd world countries do not have these inventions?
They don't have these inventions because they don't have enough money to afford them.