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Curious Cases - Series 9 - What is the sharpest natural material in the world? - 蜜芽传媒 Sounds

From: Curious Cases

Series 9Series 9

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Hannah Fry hears about a volcanic glass which can cut through flesh and bone.

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Curious Cases
Series 9
What is the sharpest natural material in the world?
Hannah Fry hears about a volcanic glass which can cut through flesh and bone.
2 mins
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Cymraeg
Gaeilge
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