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this is my entry into the Eco-tech challenge. what i have made is a simple filter that will clean rain water. its quick and efficient.
1x plastic cup 3x chopstick 1x plastic funnel 1x packet of water purification tablets 1x towel 1x rubber band a pair of scissors pen
cut the bottom off the plastic cup with the scissors. you should now be able to see through the cup like it is a tube.
cut a circle of the towel so it is just bigger than the rim of the plastic cup. secure in place with a rubber band.
attach the chop sticks as legs. slide them under the rubber band and adjust so it is high enough for a cup to fit under it ( pix no. 3)
place the purification tablet onto the cloth try to spread them evenly. { i did not have any tablets in the house at the time of build so in the pictu...
gently place the funnel in the top of the cup. you have now FINISHED! place in the rain for some clean water
as the rain is collected by the funnel it drips into the cup where it passes through the layer of purification tablets i then slowly goes through the ...
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