Best diesel for rolling coal refers to the type of diesel fuel that produces the most visible emissions when burned in a diesel engine. These emissions, often referred to as “rolling coal,” are typically black or gray in color and are composed of unburned diesel fuel and soot. The practice of rolling coal is often associated with modified diesel pickup trucks and is considered a form of .
While the exact composition of the best diesel for rolling coal can vary, it typically has a high sulfur content. Sulfur is a naturally occurring element found in crude oil, and it can contribute to the formation of soot when diesel fuel is burned. Diesel fuels with a higher sulfur content are also more likely to produce a dark, smoky exhaust.
