what is it?
biofuel is an alternative to gas or other fossil fuels, and uses materials from plants, etc. to make fuel.
what is in biofuel?
usually biofuel is made from plants
why use it?
~ethanol is lower priced than gas at the moment
~save fossil fuels for later on
why not just use gasoline?
~we are using fossil fuels that will soon run out
~it can speed up global warming