Internal combustion engine (ICE)

ICE
An internal combustion engine (ICE) is a heat engine in which the chemical energy of a fuel that burns in the working cavity is converted into mechanical work.

Etienne Lenoir and his ICE (1860)
The efficiency of this engine was only 3.3%.

Nikolaus August Otto
In 1876, the German inventor Nikolaus August Otto built a more sophisticated 4 stroke gas.

In the 1880s O.S. Kostovich in Russia built the first gasoline carburetor engine.
In 1897, German engineer Rudolf Diesel received a patent for an engine, later named after him.

The first aircraft