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10 sett 1863 anni - test for blood
Descrizione:
Christian Friedrich Schönbein (1799–1868) develops the hydrogen peroxide test for blood.
Aggiunto al nastro di tempo:
arturo valenzuela
By
arturo
17 ott 2017
0
0
490
Data:
10 sett 1863 anni
Adesso
~ 160 years ago
Immagini:
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