are made from biomass. Biomass is material from living or recently living organisms.
Examples of biomass are grass, wood and algae. Both macroalgae and microalgae
are
involved in the production of biofuel. The word biofuel means fuel that is made from
biomass. Biofuel is a term used to describe biodiesel, bioethanol which is used in petrol
and methane gas which is found in biogas.