LONDON: Rolls-Royce has taken a very cautious approach to its external relations, after one of its Trent 900 engines disintegrated mid-flight on the world's biggest commercial jetliner.

Rolls-Royce has issued four carefully-worded statements on its website since the November 4 accident with the Qantas plane, most recently on November 12 in an interim management statement. In the statement, chief executive John Rose said, “Safety is the highest priority of Rolls-Royce. This has been demonstrated by the rapid and prudent action we ...