Answer:
Bio fuel is basically fuel but instead of using fossil fuel to make it, you use matter to make it (for example: vegetable oil can be used to produce Bio-fuel.
PS: You should use wikipedia.org.
First answer by Bnm20yj265d. Last edit by Bnm20yj265d. Contributor trust: 1 [recommend contributor recommended]. Question popularity: 1 [recommend question].