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Category contains "Mechanical Properties Of Solids"
Issue: 131, 01/05/30 p. 266-267
Heading: On the Flowing of Sand. Conversazione at the Royal Institution
Category: Physics Mechanics Mechanical Properties Of Solids Engineering Mining
Topic: [Sand flows out of a tube with a hole near the bottom at the same rate, whether the tube was filled up with it or nearly empty to begin with. Some of the weight must be borne by the sides of the tube. The resistance offered by sand in an open pipe makes it a useful material in mining, to confine the gunpowder when blasting rocks]
Institution: Royal Institution
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