Vegetable oils are extracted from corn, soybean, peanut, sunflower and other less common oil seed crops. The energy content of these oils varies somewhat but is generally comparable to that of diesel fuel. Vegetable oils are composed of long molecular chains of carbon, hydrogen and oxygen. Technically they are called fatty acids. These oils will burn in internal combustion engines at a much slower rate than propane or gasoline because the vegetable oil molecules are larger than those of these standard fuels. Fast food companies and potato chip factories produce huge quantities of Waste Vegetable Oil. This oil can be collected, purified and used as Straight Vegetable Oil fuel. Both SVO and WVO can be used in the same way as engines modified for their use. They can also be blended with diesel or kerosene to combine the benefits of biofuels with the benefits of fossil fuels. There are many benefits to using vegetable oil fuel . According to some sources, this is better