As well as petroleum-primarily based fuel, diesel engines are able to employing biodiesel that is produced from raw vegetable oil, applied cooking oils, and squander animal fats. The octane rating of gasoline lets you know exactly how much the fuel can be compressed ahead of it spontaneously ignites. Justin Sullian/Getty https://onlybookmarkings.com/story17010497/gasoline-alley-harley-an-overview