0 h 40 m, 1 jan 200 ano antes da era comum - The Chinese discover Natural gas as an energy source.
Descrição:
The Chinese develop natural gas as an energy source, using it to make salt from brine in gas-fired evaporators through bamboo pipes. They also begin coal mining. During this era the vertical waterwheel is also thought to have been invented.Adicionado na linha do tempo:
Data:
0 h 40 m, 1 jan 200 ano antes da era comum
Agora
~ 2225 years ago
