How to Clean Drinking Water

We can kill germs in water by boiling it. We can also kill them by adding few drops of bleach and letting the water stand for a while. We can also buy tablets to purify water. 

       bleach

     In some parts of the world people use a small tube called the Life Straw to purify water while they drink it.

straw1       straw

The Life Straw has filters, like tea bags, to keep out the bad stuff.