Rolls-Royce make World's First hydrogen Engine
The aircraft will no longer need conventional fuel.
Rolls-Royce has succeeded in developing a hydrogen-powered engine.
It is the first aircraft engine in the world to run on hydrogen fuel.
It has been successfully tested at Boscombe Down, Scotland.
For this, Rolls-Royce used the AE 2100-A turboprop engine.
Which is modified to suit hydrogen fuel
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