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20 août 1895 - Lord Rayleigh reported the discovery of a new gaseous element named argon which proved to be chemically inert.
Ajouté au bande de temps:
Brenna Fleming: timeline
By
Brenna Fleming
8 déc. 2017
0
0
399
Date:
20 août 1895
Maintenaint
~ Il y a 130 ans
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