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Discussing location for Fish Farm in PreahVihear	Fish Farm in Preah Vihear
Matt teaching about the Biosand Filter in Preah Vihear	A Biosand Filter built in Preah Vihear
Water Pump in Preah Vihear	Community Training in Banteay Meanchey
Matt training Duen and Keuv how to build Biosand Filters	Getting materials to build Biosand Filters
Keuv and Duen, businessmen building Biosand FIlters in Banteay Meanchey	Mike holding immediately filtered water. (Biosand filter had just been charged, and biolayer has not fully developed.)