"Among the scientific accomplishments of ancient China were paper (not papyrus) and papermaking, woodblock printing and movable type printing, the early lodestone and magnetic compass, gunpowder, toilet paper, early seismological detectors, matches, dry docks, pound locks, sliding calipers, the double-action piston pump, blast furnace and cast iron, the iron plough, the multi-tube seed drill, the wheelbarrow, the suspension bridge, the parachute, natural gas " .....
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