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  2. List of U.S. states by standard octane ratings - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._states_by...

    Northwest Arkansas primarily sells 87/89/91 octane. 93 octane is available at select Kum & Go's in the Northwest and Central regions of the state. California: 87 89 91 Colorado: 85 87 91 Connecticut: 87 89 93 86 octane may be sold if labeled as economy [1] Delaware: 87 89 93 Florida: 87 [2] 89 93 91 octane premium is sold at select stations ...

  3. Engine efficiency - Wikipedia

    en.wikipedia.org/wiki/Engine_efficiency

    High octane value inhibits the fuel's tendency to burn nearly instantaneously (known as detonation or knock) at high compression/high heat conditions. However, in engines that utilize compression rather than spark ignition, by means of very high compression ratios (14–25:1), such as the diesel engine or Bourke engine , high octane fuel is not ...

  4. REC-90 - Wikipedia

    en.wikipedia.org/wiki/REC-90

    REC-90 is an ethanol-free, 90 octane unleaded gasoline blend designed for use in recreational/marine engines which can be damaged by the ethanol found in other gasoline blends. It is also usable in some aviation engines [ 1 ] and automotive engines, though it has not been thoroughly tested for cars and trucks.

  5. ‘High octane’ fuel explosion seriously injures man in Ohio ...

    www.aol.com/news/high-octane-fuel-explosion...

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  6. Octane rating - Wikipedia

    en.wikipedia.org/wiki/Octane_rating

    It means "High-octane" has a higher octane rating than the JIS standard. Although 99.5 RON is not defined, there is no significant difference in "High-octane" from different suppliers according to the president of the Petroleum Association of Japan, [67] and it is believed that each has almost the same octane rating (99.5 RON) in spite of the ...

  7. Energy-efficient driving - Wikipedia

    en.wikipedia.org/wiki/Energy-efficient_driving

    If the engine is designed for high octane then higher octane fuel will result in higher efficiency and performance under certain load and mixture conditions. Main article: Battery electric vehicle Battery-electric vehicles use around 20kWh of energy for 100km of travel (equivalent to 3 miles/kWh), about 4 times less than a fossil fuel car.

  8. LAKE MICHIGAN SPILL: Initial reports "substantially ... - AOL

    www.aol.com/sports/lake-michigan-spill-initial...

    Aug. 11—MANISTEE — Original estimates of the amount of diesel fuel that spilled into Lake Michigan Aug. 2 from a damaged cargo vessel were too high, the U.S. Coast Guard said Thursday. "There ...

  9. MTBE controversy - Wikipedia

    en.wikipedia.org/wiki/MTBE_controversy

    The case began in 2006, when a gasoline tank sprang a leak that was not detected for 34 days. Testing of 120 wells resulted in dangerously high levels of MTBE being found. [19] Residents were put in danger by the spill, and in order to prevent further health problems, they required bottled water for cooking, drinking, and brushing teeth. [20]