Document
Introduction to BSF Presentation (BSF for PI)
This presentation identifies the parts of the filter, their function and how the biosand filter works (Designed for Lesson Plan 10 in the BSF for PI Trainer Manual)
Document
Introduction to BSF Presentation (BSF for PI)
This presentation identifies the parts of the filter, their function and how the biosand filter works (Designed for Lesson Plan 10 in the BSF for PI Trainer Manual)
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