Gasoline

SHNS' Isaac Wolf reports on an independent lab test of national gasoline brands for detergent additives, which affect the health of vehicle engines and environment; some automotive and fuel experts contend the Environmental Protection Agency's minimum standard is outdated.

Detergent levels vary, fueling differences in gas quality

Buying the cheapest gasoline will keep a few extra cents in your pocket now, but it may cost you down the road.

In gas price runup, many factors contribute

WASHINGTON - As Americans prepare for Memorial Day weekend and the busy driving season it ushers in, gas prices -- already exceeding $4 a gallon in much of the country -- threaten to thwart vacation plans and slow the economic recovery.

States weigh raising gas taxes to fill budget potholes

Your pick: potholed roads or pricier petroleum.

Especially in states that have not raised gasoline taxes in years, these revenues --- typically spent on transportation -- have dwindled. At the same time, inflation has cut into their purchasing power.

Improve gas mileage with better driving, maintenance

Want to get better gas mileage? Use these tips to squeeze more distance out of a tank of gas:

-- Drive as if there's an egg under your foot, gradually accelerating from stops. Darting forward from stops, slamming on the brakes and other sudden speed changes can rob up to a third of your gas mileage.

Editorial: Gasoline mixed to an outdated standard

With the approach of Memorial Day weekend, the traditional kickoff of the vacation driving season, most motorists are preoccupied with the cost of gasoline, up 29 percent since the start of the year.

But another gasoline-related controversy is drawing in refiners, automakers and fuel experts: the Environmental Protection Agency's minimum requirements for detergent additives.