SOME EARLY CHINESE INVENTIONS

550 B.C.	Kites
500 B.C.	Magnifying lens
300 B.C.	Industrial drill
210 B.C.	Navigation canals
200 B.C.	Organic pesticides
180 B.C.	Magic lantern
50 B.C.	Paper; hot-air balloons
A.D. 300	Fireworks/gunpowder
A.D. 580	Toilet paper