A Circle K gas station in Avon, Ohio, mistakenly swapped diesel and unleaded fuel, leaving customers with costly car repairs. What should have been a routine stop for gas turned into a costly headache ...

Circle K acknowledged that diesel and unleaded fuel mistakenly ended up in the wrong storage tanks at its Avon, Ohio, location Laura Proctor/Bloomberg via Getty At least 14 customers said they ...

A Cupertino gas station is under fire after dozens of residents complained that the unleaded fuel they pumped was actually diesel, causing thousands of dollars worth of damage to their vehicles.

One of the largest wildfires of the season was raging across California’s far northern Del Norte County recently, when firefighters suddenly began issuing distress calls about mysterious equipment ...

A novel clean-burning engine combines gas and diesel fuel on the fly by blending the two within the combustion chamber. Tests by a University of Wisconsin-Madison engine research group headed by Rolf ...

PHOENIX (KPHO/Gray News) – A Circle K in Phoenix left dozens of vehicles damaged after diesel fuel was mistakenly put into the regular gas pumps. Nicole Marino is one of the affected drivers, saying ...