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Natural gas producers are scaling back output, boosting historically low prices, the Wall Street Journal reported.

CINCINNATI — Qualcomm Inc., PeopleNet, Cadec Global and Descartes Systems Group all announced changes to in-cab mobile communications systems to give customers the ability to design custom programs and to extend data processing capabilities to tablets and other wireless devices.

Gasoline’s national average pump price fell 7 cents in the past two weeks to $3.85 a gallon, according to the latest Lundberg Survey of filling stations released Sunday.

Mandated by the legislation called SAFETEA-LU and signed by President George W. Bush in 2005, the final rule for the National Registry of Certified Medical Examiners — to be known henceforth simply as the “National Registry” — was finally released to the public April 18 and goes into effect May 21.

Fewer than 25% of trucking executives believe natural gas could become a viable alternative to diesel in the foreseeable future, a new survey found.

With two major developments in the fuel-supply situation in the Northeast last week, their effects on diesel prices and availability was unclear.

CINCINNATI — There is strong interest among corporate fleet executives in converting from diesel-powered trucks to those that run on compressed and liquefied natural gas as more fueling stations are built and more powerful engines are available, according to panelists at an industry meeting here last week.

Federal regulators are likely to prescribe changes to electronic onboard recorder specifications when they issue a new rule mandating the devices for all carriers, in order to prevent driver harassment, according to companies that make EOBRs.