BRIGHT STAR VISIONNobody makes a bigger mistake than (s)he who did nothing because (s)he could only do a little |
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Photos showing the stages of construction of Biosand water filters. Each water filter provides clean water for 100 villagers at a cost of just $70 each. When water is poured into the top of the filter, it is purified as it flows through the sand and rocks. For more information on the bio-sand water filter project, please visit http://wiebesinghana.blogspot.com
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