252-40604 The Pioneers of Steam Power
Ein Vortrag auf Englisch

No, this is not a physics lesson! Instead, we are going to look at centuries of ingenious and sometimes bizarre inventions. Since ancient times, people have been fascinated by the power of steam. In the Middle Ages, wind and water were used to lift heavy loads and pump water out of mines. With the start of the Industrial Revolution in Britain, however, the demand for iron and coal was growing, more powerful pumps were needed and bright minds had brilliant ideas.