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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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13 gen 1895 anni - Lord Rayleigh discovered a new element that did not fit in any of the previous categories.
Aggiunto al nastro di tempo:
Periodic Table Timeline
By
Jessica Maeda
16 dic 2017
0
0
544
Data:
13 gen 1895 anni
Adesso
~ 130 years ago
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