Alternative fuel vehicle
vehicle that runs on a fuel other than petroleum fuels

An alternative fuel vehicle is a motor vehicle that runs on alternative fuel rather than traditional petroleum-based fossil fuels such as gasoline, petrodiesel or liquefied petroleum gas (autogas). The term typically refers to internal combustion engine vehicles or fuel cell vehicles that utilize synthetic renewable fuels such as biofuels (ethanol fuel, biodiesel and biogasoline), hydrogen fuel or so-called "Electrofuel". The term can also be used to describe an electric vehicle (particularly a battery electric vehicle or a solar vehicle), which should be more appropriately called an "alternative energy vehicle" or "new energy vehicle" as its propulsion actually relies on electricity rather than motor fuel.
Vehicle engines powered by gasoline/petrol first emerged in the 1860s and 1870s; they took until the 1930s to completely dominate the original "alternative" engines driven by steam (18th century), by gases (early 19th century), or by electricity (c. 1830s). Because of a combination of factors, such as environmental and health concerns including climate change and air pollution, high oil-prices and the potential for peak oil, development of cleaner alternative fuels and advanced power systems for vehicles has become a high priority for many governments and vehicle manufacturers around the world in recent years.
Hybrid electric vehicles such as the Toyota Prius are not actually alternative fuel vehicles, as they still use traditional fuels such as gasoline, but through advancement in electric battery/supercapacitor and motor–generator technologies, they have an overall better fuel efficiency than conventional combustion vehicles. Other research and development efforts in alternative forms of power focus on developing plug-in electric, range extender and fuel cell vehicles, and even compressed-air vehicles.
An environmental analysis of the impacts of various vehicle-fuels extends beyond just operating efficiency and emissions, especially if a technology comes into wide use. A life-cycle assessment of a vehicle involves production and post-use considerations.
Begin with the source’s own compact description: “Alternative fuel vehicle” is vehicle that runs on a fuel other than petroleum fuels. The dossier treats that line as a proposition to test through Alternative, fuel and vehicle, not as a finished interpretation.
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The phrase “vehicle that runs on a fuel other than petroleum fuels” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Sep 8, 2026. The linked authority identifier is Q8449254. None of the 0 selected statements returned an explicit reference.
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This entry incorporates text from “Alternative fuel vehicle” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.