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  2. Ethanol fuel in the United States - Wikipedia

    en.wikipedia.org/wiki/Ethanol_fuel_in_the_United...

    Despite the controversy, in order to adjust to EPA regulations, 2012 and 2013 model year vehicles manufactured by General Motors can use fuel containing up to 15 percent ethanol, as indicated in the vehicle owners' manuals. However, the carmaker warned that for model year 2011 or earlier vehicles, they "strongly recommend that GM customers ...

  3. United States biofuel policies - Wikipedia

    en.wikipedia.org/wiki/United_States_biofuel_policies

    In 2010, the United States imported about 4.3 billion barrels (680,000,000 m 3) of crude oil.Add to this about 2.01 billion barrels (320,000,000 m 3) produced in the United States, and the total consumption in the United States is 6.3 billion barrels (1.00 × 10 9 m 3) of crude for 2010.

  4. 2008 California Statewide Truck and Bus Rule - Wikipedia

    en.wikipedia.org/wiki/2008_California_Statewide...

    The Truck and Bus Rule is considered by the Air Resources Board and other organizations such as the Union of Concerned Scientists and the Environmental Defense Fund as a win-win for the State of California: reducing global greenhouse gas emissions, reducing fuel use, providing fuel and operating cost-savings for truck owners, and reducing smog-forming pollution, in addition to providing human ...

  5. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    California vehicles 1976 and newer model-year gas-powered, hybrid, and flex-fuel vehicles; exemptions: new car = ≤6 model-years old are exempt; change of ownership = ≤4 model-years old are exempt required biennially for registration renewal; 2000 model-year and newer receive only visual and OBDII inspections

  6. Alcohol fuel - Wikipedia

    en.wikipedia.org/wiki/Alcohol_fuel

    Both alcohols have a high octane rating, with ethanol at 109 RON (Research Octane Number), 90 MON (Motor Octane Number), (which equates to 99.5 AKI) and methanol at 109 RON, 89 MON (which equates to 99 AKI). [2] Note that AKI refers to 'Anti-Knock Index' which averages the RON and MON ratings (RON+MON)/2, and is used on U.S. gas station pumps ...

  7. E85 in the United States - Wikipedia

    en.wikipedia.org/wiki/E85_in_the_United_States

    In the US, Honda does not offer any E85 powered flexfuel vehicles in 2009. [16] GM has stated a commitment to dedicate 50% of its production to Flex-Fuel E85 capable vehicles by the 2012 model year. [17] Also by 2012 all products of British luxury car-maker Bentley Motors will be Flex-Fuel using a patented fuel-system and an in-line fuel sensor.

  8. Ethanol at the Gas Pump May Be Hurting, Not Helping Air ...

    www.aol.com/ethanol-gas-pump-may-hurting...

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  9. List of gasoline additives - Wikipedia

    en.wikipedia.org/wiki/List_of_gasoline_additives

    Fuel additives in the United States are regulated under section 211 of the Clean Air Act (as amended in January 1995). The Environmental Protection Agency (EPA) requires the registration of all fuel additives which are commercially distributed for use in highway motor vehicles in the United States, [8] and may require testing and ban harmful additives.