1.   Gliding costs much less than flying powered aircraft.

2.   All Gulfstream executive aircraft are powered by Rolls-Royce engines.

3.   All the aircraft will be powered by engines made by CFM International, a joint venture of GE and Snecma of France.

4.   Rolls and three other engine makers will supply jets to power the aircraft.

5.   The recorders activate when the aircraft is powered up.

6.   These aircraft are powered by General Electric engines.

7.   All three aircraft are powered by British-made Rolls Royce Trent engines.

8.   All the aircraft will be powered by Pratt and Whitney engines.