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  2. Liquefied petroleum gas - Wikipedia

    en.wikipedia.org/wiki/Liquefied_petroleum_gas

    LPG, vaporised and at atmospheric pressure, has a higher calorific value (46 MJ/m 3 equivalent to 12.8 kWh/m 3) than natural gas (methane) (38 MJ/m 3 equivalent to 10.6 kWh/m 3), which means that LPG cannot simply be substituted for natural gas. In order to allow the use of the same burner controls and to provide for similar combustion ...

  3. Tennessee gas prices lower, but still a dime higher than last ...

    www.aol.com/news/tennessee-gas-prices-lower...

    (The Center Square) – Tennessee motorists are seeing a slight break at the gas pump, but prices are still 10 cents higher than a month ago, according to the latest numbers from AAA. The average ...

  4. U.S. gas prices in 2024: how much is gasoline in each state?

    www.aol.com/finance/u-gas-prices-2024-much...

    Drivers who use premium gas are paying $0.07 more this year than last year at $4.42 per gallon. While Americans are currently paying about 15 percent less for gas than in 2022, prices are expected ...

  5. Bivalent (engine) - Wikipedia

    en.wikipedia.org/wiki/Bivalent_(engine)

    LPG is a gas at room temperature, but a liquid when pressurized (the required pressure varies according to the composition of the mixture). It is usually stored at around 10 bar . One drawback is that LPG fuel tanks are much heavier than conventional ones, hence two tanks would be needed, which would increase the vehicle's weight.

  6. Gasoline and diesel usage and pricing - Wikipedia

    en.wikipedia.org/wiki/Gasoline_and_diesel_usage...

    Gasoline and Diesel nominal price development 1993 to 2014 in Switzerland (CHF/L). Most European countries have higher fuel taxes than the US, but Russia and some neighboring countries have a much smaller tax, with fuel prices similar to the US. [1] Competitive petrol pricing in the UK is led by supermarkets with their own forecourts.

  7. Does Your State Have the Most Expensive Gasoline in America?

    www.aol.com/.../11/the-most-expensive-gas-in-america

    Growing up, there was always one gas station in town my family avoided at all costs. That station had the highest prices, of course, and was only for the foolish or desperate.

  8. The Romney Plan For A Stronger Middle Class - HuffPost

    images.huffingtonpost.com/2012-08-24-romney...

    “Falling Cost Of Natural Gas Alone Will Save U.S. Households $926 A Year.” “The U.S. price of natural gas has plummeted more than 80% since 2008, including nearly 45% in the last year, thanks to new supplies. The falling cost of natural gas alone will save U.S. households $926 a year between now

  9. Autogas - Wikipedia

    en.wikipedia.org/wiki/Autogas

    Autogas or LPG is liquefied petroleum gas (LPG) used as a fuel in internal combustion engines in vehicles as well as in stationary applications such as generators. It is a mixture of propane and butane. [1] Autogas is widely used as a "green" fuel, as its use reduces CO 2 exhaust emissions by around 15% compared to petrol. [2]