A match is a tool for starting a fire. Typically, matches are made of small wooden sticks or stiff paper.
invented by Robert Bunsen
Chemical vapor deposition (CVD) is a vacuum deposition method used to produce…
invented by Hiram Maxim
The Maxim gun is a recoil-operated machine gun invented in 1884 by Hiram…
invented by Moritz Von Jacobi
An electric motor is an electrical machine that converts electrical energy into…
invented by Sir William Armstrong
A hydraulic accumulator is a pressure storage reservoir in which an…
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Inventions that changed the world
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