The internal combustion engine, late 19th century – Turned air and fuel into power, eventually replacing the steam engine
- Leaded gasoline – tetraethyl lead gasoline At the time of its invention, leaded gasoline helped reduce “knock” in engines,
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- Automotive engineer
- combustion – The intense burning of the fuel-air mixture in the combustion chamber . Some used to think that the fuel-air mixture exploded; but further investigation has shown that it rapidly burns.
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