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Q&A Obtaining drinking water from a glacier or icefield, in the absence of snow or reachable meltwater

The Mohs hardness scale is a common scale used to describe the hardness (resistance to scratching) of different materials. The hardness of ice is between 1.5 and 6 Mohs. The hardness of granite is ...

posted 7y ago by StrongBad‭  ·  last activity 7y ago by System‭

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