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  2. Idle reduction - Wikipedia

    en.wikipedia.org/wiki/Idle_reduction

    The emissions generated from these tasks by cities all over the U.S. contribute to the fact that each year U.S. passenger cars, light trucks, medium-duty trucks, and heavy-duty vehicles consume more than 6 billion gallons of diesel fuel and gasoline — without even moving.

  3. The Most Fuel-Efficient Cars (That Aren't Hybrids) - AOL

    www.aol.com/most-fuel-efficient-cars-arent...

    The most efficient car on the list, ... When gas prices soar, the Sentra's small fuel tank can make filling up less heartbreaking than larger cars with even bigger ones. Base price: $21,745.

  4. Energy-efficient driving - Wikipedia

    en.wikipedia.org/wiki/Energy-efficient_driving

    Example energy flows for a late-model (pre-2009) midsize passenger car: (a) urban driving; (b) highway driving. Source: U.S. Department of Energy [4] [5] Most of the fuel energy loss in cars occurs in the thermodynamic losses of the engine. Specifically, for driving at an average of 60 kilometres per hour (37 mph), approximately 33% of the ...

  5. Energy efficiency in transport - Wikipedia

    en.wikipedia.org/wiki/Energy_efficiency_in_transport

    Assuming the Emma Maersk consumes diesel (as opposed to fuel oil which would be the more precise fuel) then 1 kg diesel = 1.202 litres = 0.317 US gallons. This corresponds to 46,525 kJ. Assuming a standard 14 tonnes per container (per teu) this yields 74 kJ per tonne-km at a speed of 45 km/h (24 knots).

  6. What is a mild hybrid (MHEV) car? - AOL

    www.aol.com/mild-hybrid-mhev-car-153000495.html

    The goal of a mild hybrid car is to consume less fuel, but it does so in a unique way that makes them less expensive than a full hybrid. MHEVs use low-output electric motors typically fed by a ...

  7. 7 Best Fuel-Efficient Cars For Travel This Summer - AOL

    www.aol.com/7-best-fuel-efficient-cars-160051801...

    If you're looking for ways to save money on driving this summer and your car doesn't get a lot of miles per gallon, it might be time to change out your vehicle. Discover More: 9 Most Reliable Cars ...

  8. Fuel economy in automobiles - Wikipedia

    en.wikipedia.org/wiki/Fuel_economy_in_automobiles

    Fuel consumption monitor from a 2006 Honda Airwave.The displayed fuel economy is 18.1 km/L (5.5 L/100 km; 43 mpg ‑US). A Briggs and Stratton Flyer from 1916. Originally an experiment in creating a fuel-saving automobile in the United States, the vehicle weighed only 135 lb (61.2 kg) and was an adaptation of a small gasoline engine originally designed to power a bicycle.

  9. 7 Used Cars With the Worst Fuel Efficiency - AOL

    www.aol.com/finance/7-used-cars-worst-fuel...

    The 2024 model starts at $53,000 and you can find them used for less than $20,000, depending on the year and condition. ... 7 Used Cars With the Worst Fuel Efficiency. Show comments. Advertisement ...