👁️‍🗨️  BGS - British Geological Survey© /--> Groundwater - Permeability of rocks.

👉🏼 **https://youtu.be/EnzXiStGjaM**

GROUNDWATER | 2. Permeability of rocks

https://youtu.be/EnzXiStGjaM?feature=shared

👁️‍🗨️  Source : BGS - British Geological Survey © : https://www.bgs.ac.uk/

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