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Biosand filter

226 bytes added, 14:19, 4 August 2008
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[[Image:Biosand_filter_icon.png|right]]
 
==Biosand Filter manual==
 
This [http://www.biosandfilter.org/biosandfilter/files/webfiles/BioSandFilter_Construction_Guidelines.pdf manual] provides a detailed and highly visual instruction set to building a biosand filter.
== Movie ==
== External links ==
* Organisation [http://biosandfilter.org/biosandfilter/ http://biosandfilter.org/biosandfilter/ ]
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