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4bc8191c... 1y ago

Visualisation of how a life LifeStraw works to filter water

Watch this

https://t.co/9OLJYGvpne https://video.twimg.com/amplify_video/1846858992238145536/vid/avc1/360x640/wPCN0hU-ax-_HG_E.mp4?tag=16

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