1 янв 1766 г. - Improved atmospheric engine by James Watt.

Описание:

In 1776, James Watt, invented the a better version of Thomas Newcomen's Atmospheric machine. it ran similarly to Newcomen's engine, except for the fact that it had a second steam condenser. This condenser would split the cost of running the engine in half, which later decreased the energy wasted.

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