Diesel fuel goes bad with time, but additives can make it last longer and improve performance. Photo credit: David Traver Adolphus / AutoGuide.com. If your diesel car, truck, or even farm equipment ...

Gasoline is lighter than diesel and consists of hydrocarbons primarily in the range from four carbons (e.g., butane) up through hydrocarbons with around 12 carbons. Diesel contains more energy per ...

The diesel price premium to gasoline and crude oil has hit a record high due to low stockpiles and low refining capacity. The U.S. only had 25 days' worth of distillate stocks in October compared to ...