While the Conservatives waved their order papers at the end of the budget statement, the Lib Dem reaction was far less demonstrative.

BBC: Budget: Osborne package will test coalition strength

Dr Ray said that more research was needed in order to understand the underlying mechanism and identify what advantages the production of "reaction wood" offered to naturally growing tree.

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The reaction of Singapore Airlines, the first to place a large order for super-jumbos, is a reflection of the crisis facing Airbus.

ECONOMIST: Airbus��s jumbo-sized problem threatens the firm��s future