An ancient drink.
made out of coal.
magnetized needles to find directions, and is now used world widehttp://t0.gstatic.com/images?q=tbn:ANd9GcQYm-GW0LbdgbyFKh5kMI6uPFogS-_Oy3Ud3z9Ty6Fe8F9ys5m3rg
used for a lot of different http://t3.gstatic.com/images?q=tbn:ANd9GcSb07OWFZuy0QZHbkbsY8d3puLSFBApCWIb9l0BzG42pyGHdo_Q
It was used as a counting device. people could add, subtract,multiply and divide.
iron and steel were made of of coal.http://t2.gstatic.com/images?q=tbn:ANd9GcQO_C-yzvFsP5UD4qRsPA_ja998aV6EURoimc70T2RWs2DiuJQv
Kungshu P'an made the kite thinking of a bird. ( Zhou Dynasty)
finer than other clay's ceramics. people called "china"
broze ritual wine container