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The compass was created by using lodestone. Eventually the Chiense took the compass and upgraded it.
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Steel is made from iron, but it is less brittle than iron and easier to bend into different shapes.
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Another type of pottery. Porcelain is made by combining clay with the minerals quartz and feldspar. The mixture is baked in a kiln, or pottery oven, at very high temperatures.
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The Chinese invented the art of papermaking.
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The Chinese found ways to improve bridges. They found ways to arch bridges.
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The printer first drew characters (symbols) on
paper. He then glued the paper to a wooden block. When
the glue was dry, the printer carved out the wood around
the characters, leaving the characters raised on the wood. -
They let tea leaves sit in boiling water. Was mainly popular by the 8th century.
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Chinese alchemist accidently discover when looking for secret to enternal life.
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Rockets were powered by a black powder made of saltpeter, charcoal, and sulfur.
