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Media tagged "H2S"

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COM_HWDMS_MEDIA_TYPE
3:20
Water literacy- learning to check for bacteria in water

Water literacy- learning to check for bacteria in water

The children of the government school...
COM_HWDMS_MEDIA_TYPE
3:44
Rainwater harvesting, water quality and water literacy

Rainwater harvesting, water quality and water literacy

In a government public school in rural...

Rainwater harvesting,H2S strip test for e.coli and SODIS

This is perhaps the simplest test to...