Invention of Gunpowder - 5 views
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Tyra Grimwade on 24 May 12This is an amazing site for gunpowder and I got a lot of information from it.
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Emma West on 27 May 12Few substances in history have had as profound an effect on human history as gunpowder... and its discovery was an accident! Ancient alchemists in China spent centuries trying to discover an elixir of life that would render the user immortal. One important ingredient in many of the failed elixirs was saltpeter, also known as potassium nitrate.
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Emily Passmore on 30 May 12Few substances in history have had as profound an effect on human history as gunpowder... and its discovery was an accident! Ancient alchemists in China spent centuries trying to discover an elixir of life that would render the user immortal. One important ingredient in many of the failed elixirs was saltpeter, also known as potassium nitrate.