MUNDANE MYSTERIES: What Are The Numbers On Gas Pumps?

MUNDANE MYSTERIES: What Are The Numbers On Gas Pumps?

Whenever you gas up your car, you’ll always see a certain set of numbers on each pump…usually 87, 89, and 93. What are those numbers? And what do they mean? Those numbers on the yellow buttons on the gas pumps actually denote each fuel’s “octane rating”. The Regular 87 octane rating gasoline is what most…