Dirty water

 1. Name one way water sources become contaminated [dirty] water in 3rd world countries?

  when people go to the bathroom the doodo goes to the river where they get water to brink

                                        2. what are the danger of water contamination?

                                               you can get diarea an die like that 

       3. describe in your own words an invention that can save people from drinking contaminated water ?

          my invention would be a cure for people that get diarea ffom the contaminated water

           4.why do you think everyone in the 3rd world countries do not have these inventions?  

                I think they do not have this because they cant aford pipes for were they uses the bathroom