Inventions
During the Yuan Dynasty in the Emperial Palace, for the Emperor they invented water clocks. A water clock could be very big or really small but I would think it would be a very hard thing to do! Yuan Made a easer way of painting porcelain. They figured out that they could mix colbat with water and it makes a very light blue they just have to dip the the porcelain into the paint.Copper oxide could make the porcelain turn red. This is known as unglazed red.
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