Rolls-Royce UltraFan Engine Complete and Ready to Test

"Rolls-Royce announced it has completed building and is preparing to test its UltraFan, technology demonstrator. In a major milestone for the programme, the demonstrator engine was transported from the build workshop and into Testbed 80 in Derby, UK where it was mounted in preparation for testing.

The first test of the demonstrator is expected to take place early next year and will be operated using 100% Sustainable Aviation Fuel."