👁️‍🗨️  Source /--> S2 - Rivers and streams.

👉🏼 ** https://www.emergency-wash.org/water/en/technologies/technology/rivers-and-streams**

https://www.emergency-wash.org/water/en/technologies/technology/rivers-and-streams

👁️‍🗨️  Source : GWN - GERMAN TOILET ORGANIZATION e.V. © : **www.washnet.de**

**https://www.emergency-wash.org/water/en/technologies**

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