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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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1 gen 1898 anni - James Dewar liquefied hydrogen by using regenerative cooling and his invention, the vacuum flask at the Royal Institution of Great Britain in London.
Aggiunto al nastro di tempo:
Hydrogen Tech
By
Yehuda
2 set 2017
0
0
1422
Data:
1 gen 1898 anni
Adesso
~ 127 years ago
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