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1 фев 1897 г. - 1896 Henri Becquerel discovered radiation by studying the effects of x-rays on photographic film.
Добавлено на ленту времени:
Science timeline
By
Kushaj DWIVEDI [08N02M]
28 ноя 2018
0
0
394
Дата:
1 фев 1897 г.
Сейчас
~ 128 г назад
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