-
2000 BCE
tea
they usually used it for when others were sick,now we use it for when we are sick and when we got cold -
Period: 300 BCE to 1400
chinease history
-
200 BCE
magnetic compass
they used the metal compass to find their way through voyages -
200 BCE
paper money
the chinese invented the art of papermaking by the second century -
200 BCE
steel
steel was very useful than metal -
150 BCE
paper
paper was invented by the bulk from a mulberry tree -
50 BCE
porcelain
porcelain is a chinease pottery and is made by feldspar and quartz -
900
gun powder
accidentally discovered by alchemists who were looking for secret life -
1000
rocket technology
rocket technology was powered by black powder made of saltpeter,charcoal and sulfur -
1000
mechanical clock
the mechanical clock was more accurate than an hour glass ond others
