Gasoline in truck diesel engines can give more than 50% efficiency if the combustion process is done correctly. A modified diesel engine running on gasoline could be a way of significantly reducing truck emissions, according to research at Lund University in Sweden. New fuel efficiency standards for large trucks were announced by President Obama just last week. The method could halve fuel consumption for gasoline engines.
A case that began in 2006 over claims that diesel and gasoline retailers were cheating customers out of money has apparently come to an end. Plaintiffs' lawyers in "hot fuel” litigation have voluntarily dismissed the remaining cases against defendants in Kansas City, Kan., according to published reports.
Extremely cold weather in parts of the country has led to some states issuing emergency waivers of federal trucking rules when it comes to hauling different fuels.
Emergency hauling declarations, suspending hours of service rules for truck drivers, are piling up across the nation.
Legislation passed late last week by Maryland lawmakers that would increase fuel taxes is expected to be signed by Gov. Martin O’Malley. Similar plans have been progressing in other states.
A U.S. House Science, Space and Technology Subcommittee held a hearing to examine the scientific, technical and consumer impact of gasoline with 15% ethanol (E15). The hearing focused on the potential negative impact of E15 on engines, components and fuel-delivery systems.
As the holiday week opened, diesel prices continued their recent downward trend, while gasoline prices crept back upward. The Department of Energy's Information Administration reported a nationwide drop of 2.2 cents in the price of a gallon diesel earlier this week. The average price was $3.92 per gallon
Gasoline and diesel prices fell again this week, marking the third straight week in December the prices at the pump have gone down
The U.S. Department of Energy's Energy Information Administration projects that under current policies, crude oil production in the U.S. will rise sharply over the next decade, while gasoline and petroleum-based diesel use will fall
The price for a gallon of diesel once again rose above $4, with an average 5.8-cent increase at the pump for a national average retail price of $4.03, according to the weekly fuel update from the Energy Information Administration
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