Power is an important factor in development of production. The late 17th century, with the improvement and development of all kinds of machinery, with the increasing demand for coal and metal ores, people are human and animal production cannot be to a new stage. In the United Kingdom, textile, flour milling and other industries increasingly set up factories in the River, using hydro-drive machinery. But it was already a certain amount of coal, Tin and copper mines in the ground, still with plenty of animals to promote only and excluded.
Link to this article：Development of power machinery
Reprint Statement: If there are no special instructions, all articles on this site are original. Please indicate the source for reprinting.：Casting Wiki，THANKS