Le Mans 2023 racing cars ran on hydrocarbon fuel made from grape residues (presumably stems/skins/seeds) fermented into ethanol and them put through an Alcohol-To-Gasoline process...

https://www.motorsport.com/lemans/news/how-le-mans-is-using-grape-residues-and-hydrogen-to-drive-a-sustainable-future/10479838/

#AlternativeFuels #LeMans #WineryWaste #Sustainability