-
150
Industry; porcelain
Porcelain is made by combining clay with quartz and feldspar. -
200
Industry; steel
Steel was made by iron but bends and can form different shapes easier than iron. -
Period: 200 to Dec 31, 1400
CE
-
250
Industry; paper
the chinese invented papermaking but kept it a secret from the rest of the world so they were forced to buy paper from china. the rest of the world eventually caught on and people started making paper all over. -
250
Everyday objects; compass
The chinese invented the first magnetic compass to improve travel by sea. The first compass was made of a magnetic mineral called lodestone. -
Feb 17, 750
everyday objects; mechaniclal clock
The first mechanical clock was made with water and had drums to represent every quarter hour and bells to represent every hour. -
Feb 12, 850
Military; gunpowder
aichemits accidently invented gunpowder when they were trying to find a substance that would enable us to live forever. -
Feb 17, 850
everyday objects; paper money
Before paper money was invented coins were the only form of currency. -
Feb 12, 950
Military; flamethrowers
The chinese invented the flamethrower which is machine that sprayed fire on their enemies. -
Feb 12, 1300
Military; rocket technology
rockets were powered by black powder and made of saltpeter, charcoal and sulfur.
