With gas prices climbing above $5 a gallon in San Diego County, some drivers are noticing a much cheaper option at the pump: E85 fuel. At one gas station in Kearny Mesa, regular gasoline was listed at ...
87 octane gasoline, often called "regular" gas, is one of the most commonly used fuels in the United States. But what gives it that 87 rating is a word you've probably heard a time or two: Ethanol.