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Bile
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Scute
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Pliocene
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Hirudiniasis
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Prophage
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Ikeya-Seki comet
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Thymidine
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The European Library
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Kleptoplasty
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Carbonatite
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Downy birch
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SDSI
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POP3
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HELIOS II
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Cévenol episode
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Meteorite swarm
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Leprosy
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Diastolic pressure
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Stereoisomer
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Galileo
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Segregation deposit
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Polyposis
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Reagent
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Surveyor
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Retinoid
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Time origin
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Thoracic cavity
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Palomares nuclear incident
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Ocean planet
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Magnaporthe grisea
Hydrogen engine
A hydrogen engine is a device that transforms the chemical energy contained in dihydrogen (H2) into mechanical energy.
There are three types of hydrogen engines:
- A reaction engine;
- An internal combustion engine;
- An electric engine powered by a fuel cell.
Hydrogen engines are used in astronautics, aeronautics and the car industry.
Engine of a hybrid hydrogen/petrol vehicle. © Claus Ableiter, Wikimedia CC by-sa 3.0
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