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Tea was drunk mostly as medicine. INDUSTRY
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The earliest Chinese steel was made from cast iron. INDUSTRY
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The earliest Chinese paper was probably made from hemp and then the bark of a mulberry tree. INDUSTRY.
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The first Chinese compass's were magnetic minerals called lodestone. EXPLORATION/TRAVEL.
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People walked on a treadmill to turn the paddle wheel. EXPLORATION/TRAVEL
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The Chinese used smaller parts of a circle to make their bridges. EXPLORATION/TRAVEL
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Dripping water made the wheel turn. EVERYDAY OBJECTS
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Before paper money coins were the only form of currency. EVERYDAY OBJECTS
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Famous artists drew the designs on the back of the card. EVERYDAY OBJECTS.
