![Sand, bacteria and clay pots ensure safe drinking water | arche noVa - Initiative für Menschen in Not e.V. Sand, bacteria and clay pots ensure safe drinking water | arche noVa - Initiative für Menschen in Not e.V.](https://arche-nova.org/sites/default/files/styles/einzelbild_xlarge/public/content/einzelbilder/Training%20Nadi%20Filter%20Bau%20Sindh%202018.jpg?itok=688MVuiB)
Sand, bacteria and clay pots ensure safe drinking water | arche noVa - Initiative für Menschen in Not e.V.
AHD working for safe and clean drinking water promotion in rural areas of Pakistan in this regard safe drinking Nadi filter unit is innovative w... - The Water Network | by AquaSPE
تويتر \ Emmanuel Guddu على تويتر: "Need Support for 15 Biosand Nadi Filters for safe clean drinking water for 15 families here in rural Sindh Pakistan. Per filter cost is 3000 PKR.
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