| 31. | It's powered by a supercharged hydrogen internal combustion engine and hybrid electric transmission.
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| 32. | Hybrids use an internal combustion engine mated to an electric motor.
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| 33. | For now, however, the internal combustion engine will continue to rule.
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| 34. | New concepts in octane boosting of fuels for internal combustion engines.
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| 35. | But the passing of the internal combustion engine undercut their attempt.
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| 36. | They tend to have a better weight-to-horsepower ratio than other internal combustion engines.
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| 37. | Booth created a large device, driven by an internal combustion engine.
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| 38. | It combined an internal combustion engine and an electric motor.
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| 39. | Ploiesti's oil boom began well before the internal combustion engine.
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| 40. | Such magnetos are used to generate currents for the ignition of internal combustion engines.
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