The British-built ecoF3 racing car has a steering wheel made from carrots, a bodywork crafted from potatoes and a soya bean seat.

It uses plant oil-based lubricants to grease its moving parts and boasts a biodiesel engine capable of running on chocolate extracts and vegetable oil.

The car’s bodywork was made by mixing vegetable fibres with resins and it is the first Formula 3 car built from eco-friendly materials.

But the ecoF3 is currently ineligible to compete in next season’s championship because the engine’s unusual fuel means it fails to meet regulations. Full Story