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invented art of paper making from hemp and trees at first they used as blankets and shoes
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made the first steel, a very useful metal. it is made from iron, you can bend it
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they made paper better by making wha tthey glued paper to wooden blocks
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they have been drinking tea since the 8th century. they drank it mostly as medicine
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Gun powder was acidentally invented by alcamists trying to find the cure to a longer life. Gun powder was used for weapons like flamethrowers and artillary
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since the compass was made it helped find your way in the sea.
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aligns itself with magnetic poles in the earth. one points north and the other points south
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they made a pottery called porcilin. it was made in the first century
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it was more accurate, and the old one they changed every 24 hours
