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About:Four Great Inventions of Ancient China
What empire was gunpowder invented in? Asked by Bella from California | Sep. 02, 2014 02:36
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when was gunpowder discovered Asked by tori from Australia | Nov. 10, 2014 00:38
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Who was the emperor when gunpowder was made?! Asked by Brianna from Usa | May. 03, 2016 20:58
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What positive things has the invention gunpowder created? (really hard ques... Asked by Matthew from Vienna | Feb. 11, 2015 08:50
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who is the creater of gunpowder Asked by misty | Feb. 25, 2014 00:46
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who is the creator of gunpowder Asked by brandon from Russia | Mar. 12, 2014 02:17
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