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In the case of passenger cars, U.S. average fuel economy did not fall as economic theory would predict, suggesting that CAFE standards maintained the higher fuel economy of the passenger car fleet during the long period from the end of the 1979 energy crisis to the rise of gasoline prices in the early 2000s. Most recently, fuel economy has ...
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 ...
Since fuel consumption of vehicles is a significant factor in air pollution, and since the importation of motor fuel can be a large part of a nation's foreign trade, many countries impose requirements for fuel economy. Different methods are used to approximate the actual performance of the vehicle.
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.
Licensed Top Tier fuel retailers use a higher level of detergent additive which can increase fuel economy and optimal engine performance. According to an automotive industry spokesman, the regular use of this type of gasoline results in improved engine life. [2]
Large-cap stocks. Large-cap stocks, also commonly referred to as big-cap stocks, are the largest companies, typically holding a market capitalization of $10 billion or more, though that threshold ...
A study attempted to quantify the costs of cars (i.e. of car-use and related decisions and activity such as production and transport/infrastructure policy) in conventional currency, finding that the total lifetime cost of cars in Germany is between 0.6 and 1.0 million euros with the share of this cost born by society being between 41% (€4674 ...
Exxon Mobil is one of the largest oil-and-gas companies in the world, with more than 11,000 gas stations across the U.S.In 2023, the company generated $36 billion in profits and $55.4 billion in ...