Document
Biosand Filter for Technicians Agenda 3 Day - BSF Technicians Refresher
This is an agenda for a BSF workshop that reviews the importance of clean water, how to build the biosand filter and how to troubleshoot problems
Document
Biosand Filter for Technicians Agenda 3 Day - BSF Technicians Refresher
This is an agenda for a BSF workshop that reviews the importance of clean water, how to build the biosand filter and how to troubleshoot problems
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CAWST is a Canadian charity and licensed engineering firm. We address the global need for safe drinking water and sanitation by building local knowledge and skills on household solutions people can implement themselves.