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21 déc. 1898 - Marie and Peirre Discovery
Description:
On December 21st 1898 Marie and Peirre discovered radioactive compounds which became a new element. They measured the intensity around 3,000 times uranium.
Ajouté au bande de temps:
New timeline
By
Jackson Quade
30 sept. 2019
0
0
71
Date:
21 déc. 1898
Maintenaint
~ Il y a 125 ans
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