Aim
I want to investigate how to filter dirty water and make it safe to drink.

Hypothesis
No hypothesis needed.

Equipment
dirty contaminated water
2x funnels
stand
2x clamps
pebbles
sand
cotton
charcoal
paper towel
Bunsen Burner

Method
Set up the funnels in a line on the stand using clamp to hold them in place.
 In the top funnel, put a small wad of cotton and then fill with small pebbles.
 In the middle funnel put a small wad of cotton and then fill with sand.
In the bottom funnel put a small wad of cotton and then fill with charcoal.
Place a cup under the bottom funnel to catch the water.
Pour the dirty water into the top funnel, be careful not to overfill the funnel.
Boil the filtrate (filtered water) for 2 minutes and let cool.

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this is by shaniqua and nivvy