The Rolls-Royce Trent XWB engine which is being tested on the Airbus A380 but will be fitted to the new A350 aircraft, which is due to go into service from next year.
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Cloudy and windy in the East. Cloudy and mild, with patchy rain in West.
Most places dry overnight. Cloudier and windier during Sunday.
Cloudy and mild on Sunday, risk patchy rain in west.