because the steam is very importance in main engine
Locomotion.
Steam engines do not need to be built next to rivers or streams.
A steam engine is an external combustion engine. As the steam engine combusts outside of the engine itself.
Steam engines do not need to be built next to rivers or streams.
A rotary steam engine was a fire engine basically
the steam engine was improved in 1769.
Steam
A steam engine?
noun: an engine worked by steam, typically one in which a sliding piston in a cylinder is moved by the expansive action of the steam generated in a boiler.A steam engine is an external combustion engine. As the steam engine combusts outside of the engine itself.
Robert Fulton.
Coal + Boiler= Steam Engine