questionText: To ask the Secretary of State for Transport, what steps her Department is taking to encourage the use of hydrotreated vegetable oil in the domestic production of sustainable aviation fuel.
answerText: Hydrotreated vegetable oil is a low carbon fuel made from oils and fats, which is used in rail or road transport. Oils and fats are also used to make a type of sustainable aviation fuel (SAF) called HEFA or hydroprocessed esters and fatty acids. HEFA will...
heading: Aviation: Biofuels