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26 Mai 1268 Jahr - Sir Roger Bacon

Beschreibung:

Cientista Sir Roger explica como inventaron el polvora y los ingredientes necesarios. ombinan salitre, azufre y carbón hasta que se convierte en polvo.

Zugefügt zum Band der Zeit:

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ByViviana Escobedo
5 Feb 2018
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Datum:

26 Mai 1268 Jahr
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~ 757 years ago
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