What are biofuels?

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We have the Industrial Revolution to thank for the quality of life that we enjoy today. If it wasn't for fossil fuels, the Industrial Revolution would probably not have happened. Before the Industrial Revolution, charcoal was the main fuel. It is made by heating wood in conditions of low oxygen. As the Industrial Revolution got underway, more and more coal was needed to fuel steam engines and furnaces. The development of factories and improvements to the steam engines caused further increase in the demand for coal. In the middle of the 19th Century, oil lamps were still powered by whale oil... Show more

What are biofuels?