SCIENCE PHOTO LIBRARY SCIENCE PHOTO LIBRARY
Otto engine in a factory. The connecting rod, belts and wheels across top transmit the power to the presses. The exhaust gases from the engine are being used to heat chemicals at lower centre. A gas engine is an internal combustion engine that runs on a gas fuel. The first practical gas engines included those by German engineer Nikolaus Otto (1832-1891) in the 1860s. Artwork from 'Moteurs' (1911) by French civil engineer Max de Nansouty (1854-1913), part of the 'Les merveilles de la science' series of 1867-1891 by Louis Figuier.
Model release not required. Property release not required.