To clarify Bio beach - with a 2-liter PET cafeteria (first SODIS)

To clarify Bio beach - with a 2-liter PET cafeteria (first SODIS) On YouTube.

Here's an inexpensive way, a good bio-sand filter, that removes all bacteria and turbidity to a certain extent. On www.biome-solutions.com is a platform for students, interns, and learn what simple water treatment plants and what is the good quality water for the community. In combination with SODIS (www.sodis.ch), this bio-sand filter is a good treatment for water in the flooded areas are ..

Tags: Biosand filter, water filtration, SODIS

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