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2700 BCE
Tea
The Chinese invented tea for use as medicine. They made it by letting tea leaves steep in boiling water. -
850 BCE
Gunpowder
The Chinese alchemists' invented gunpowder accidentally while trying to figure out the secret recipe to the immortality for humans. -
200 BCE
Steel
Steel was made with iron, but it is less brittle than iron. They used cast iron, because the cast iron caused a chemical reaction to make steel. -
100 BCE
Paper
The Chinese invented paper for art using hemp, bark, and then rags. -
50 BCE
Porcelain
Porcelain was invented in the 1st century B.C. for pottery and vases. -
618
Segmental Arch Bridge
Regular bridges took much more material to build, so the Chinese took a segment out of the bridge to use less material, making a semi-circle shape under the bridge. -
750
Printing
They invented printing by putting ink on a table, then putting paper down. Then, they had a rolling pin with letters sticking out of it, so the ink would press on the paper when rolled and the letters would print. -
919
Flamethorwer
The Chinese invented the flamethrower following the invention of gunpowder. They were powered with a mixture of gunpowder and oil. When they fired it, a stream of flames came out the front, hence the name flamethrower. -
983
Canal Lock
The Chinese invented the canal lock to improve the convenience of transportation using boats for everyday life