Four Rolls-Royce Trent 900 engines power today’s Airbus A-380 flight to Hong Kong. The Trent 900 has now accumulated over 9,000 flying hours on four of the five flight test A-380s. During the flight test programme, the engine has been put through its paces in the most testing conditions, including the extremes of cold weather and hot and high performance, as well as taking the aircraft beyond a...