Rolls-Royce is building the world's largest aero-engine, UltraFan®, which will deliver a 25% fuel efficiency improvement compared with first generation Trent engines. The demonstrator engine will run for the first time later this year utilising 100% Sustainable Aviation Fuel. The scalable UltraFan® concept will help redefine sustainable air travel for decades to come

Speaker: Alan Newby, Director Aerospace Technology & Future, Rolls Royce