0 ч 40 мин, 1 янв 200 г. до нашей эры - The Chinese discover Natural gas as an energy source.
Описание:
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.
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0 ч 40 мин, 1 янв 200 г. до нашей эры
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~ 2225 г назад