What You Should Know About Gasoline Each day in America, 360 million gallons of gasoline are used. A majority of vehicles on the road today need gasoline to run, but when you’re filling up at the pump, do you really know about the liquid you’re putting in your vehicle that makes it “go?” The Different “Levels” of Gasoline When you arrive at a gas pump, you’re often greeted by several gasoline options to fuel your vehicle. There’s “regular” gasoline, which will be the cheapest, the most-expensive “premium” gasoline, often with a “middle” option, both in rating and price, in between. Above these fuel types, there is a corresponding number, typically 87 for regular, 89 for the middle level, and 91 or 93 for premium. These numbers represent octane ratings. Octane ratings refer to the fuel’s type’s res ... read more