A steam engine is a heat engine that performs mechanical work using steam as its working fluid. The steam engine uses the force produced by steam pressure to push a piston back and forth inside a cylinder.
invented by Thomas Saint
A sewing machine is a machine used to sew fabric and materials together with…
invented by Geaorge Medhurst
An air compressor is a pneumatic device that converts power (using an electric…
invented by John kay
The flying shuttle was one of the key developments in the industrialization of…
invented by Richard Salter
A scale or balance is a device to measure weight or mass. These are also known…
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Inventions that changed the world
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