It’s a largely accepted fact that the invention of traditional firearms could not have been accomplished without Chinese research. In the 9th century, several Chinese alchemists were on the hunt for an elixir of immortality. By combining saltpeter and sulfur, these alchemists discovered that they could create a highly flammable substance. In the 11th century, the first documented recipes for gunpowder began to appear, which were used to create grenades, incendiary bombs, fire arrows and mines. By the end of the 12th…
From the category archives:
Safes
