The most basic form of a gun emerged in the 11th Century AD (1 jan 1000 ano – 1 jan 1100 ano)

Descrição:

-More potassium nitrate was added in fire lances to maximize its explosive power.

-Making a more powerful explosion meant that the fire lances tube, which was made out of paper and bamboo, had to be replaced with something that could handle the explosive blast.

-The bamboo and paper was replaced with metal and the shrapnel originally used in the fire lance was replaced with smaller projectiles which fit into the barrel more compactly.

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