Mémoire de diplôme HES : Haute Ecole Arc Conservation-Restauration, 2008.
The invention of gunpowder in the 14th century make possible the emergence of firearms. The mechanical power used by the arc of Antiquity and the crossbow of the Middle Ages was replaced by the gas produced by the explosion of a flammable powder. The technical improvement of the firing system occupied humans during four centuries. Then, the discovery of the chemical powder permit major...
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