Curious Cases - Rutherford and Fry - What is the sharpest natural material in the world? - 成人快手 Sounds
Curious Cases - Rutherford and Fry - What is the sharpest natural material in the world? - 成人快手 Sounds
From: Curious Cases
Rutherford and FryRutherford and Fry
Available for over a year
Hannah Fry hears about a volcanic glass which can cut through flesh and bone.
Coming Up Next
- 听
- 听