Video
Preparing Construction Materials Video
Part 1 of a video series on how to build a biosand filter (BSF). It demonstrates how to sieve and sort gravel and sand to maintain consistent quality during construction of a BSF.
Video
Preparing Construction Materials Video
Part 1 of a video series on how to build a biosand filter (BSF). It demonstrates how to sieve and sort gravel and sand to maintain consistent quality during construction of a BSF.
Language:
English
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