Biodiesel is a natural, renewable substitute for conventional diesel fuel that is 100% biodegradable and environmentally benign. It is a liquid biofuel manufactured from used cooking oils, animal tallow, acid oils, palm sterins and vegetable oils...
Biodiesel is produced from vegetable oils, yellow grease, used cooking oils, or animal fats . The fuel is produced by transesterification—a process that converts fats and oils into biodiesel and glycerin (a coproduct)....
There are two main types of biofuel used in cars: bioethanol and biodiesel. Bioethanol is an alcohol made from corn and sugarcane, whereas biodiesel is made using vegetable oils and animal fats . Both offer alternatives to non-renewable crude-oil derived fuels like petrol and...