The likes of Porsche and Ferrari are banking on synthetic fuel to ensure their cars are exempt from the EU ban on the sale of new combustion engine vehicles by 2035. Synthetic fuel - or electrofuel (e-fuel) - is a form of petrol made using hydrogen from water and carbon from air. The problem is the electricity that’s required to extract these elements. Nevertheless, companies are already producing e-fuel on a small scale, including some in the UK. So will we see e-fuel in petrol stations soon and can we, and the planet, afford to use it? We spoke to Prof Patricia Thornley, Director of
