There is a company in Dubai who has teamed up with McDonalds to create biodiesel. Neutral Fuels uses old fry oil, heats it, and mixes it with methanol creating an endproduct that can go directly into a diesel truck without any alterations. McDonald’s fleet in the United Arab Emirates runs on fuel made out of their own used oil. It saves on waste and has a zero carbon footprint. Click the link below to read more about old oil biodiesel.