SMETEK / SCIENCE PHOTO LIBRARY SMETEK / SCIENCE PHOTO LIBRARY
Biofuel pump. Conceptual image of a fuel pump as a bale of hay, representing the use of crops as a source of biofuel. Biofuels are clean, renewable sources of energy, and have less impact on the environment than fossil fuels such as diesel, petrol and coal.
Model release not required. Property release not required.