1.   UNIT had been routinely monitoring the signals in the area and had picked up the SOS messages from the passenger aircraft.

2.   But what if a large passenger aircraft has to be fuelled ready for flight?

3.   As in all ex-Soviet passenger aircraft, the seat backs are designed to flop forward and lie horizontal if no-one is sitting on them.

4.   FLIGHT attendants on some US passenger aircraft will be sitting pretty this summer -- on new lightweight seats supplied by Courtaulds and McDonnell Douglas.

5.   Early on Tuesday morning terrorists simultaneously commandeered four passenger aircraft flying from Newark, N.J., Boston and Washington, D.C.

6.   Fokker is a leading manufacturer of regional passenger aircraft, the fastest-growing segment of the aircraft market.

7.   For example, it banned the transport of oxygen generators in the cargo holds of passenger aircraft.

8.   For McDonnell Douglas, a traditional leader in military and passenger aircraft whose fortunes have lately soured, the decision raises the gloomy prospect of second-tier status.

9.   He also echoed the widespread contention that Muslim terrorists did not have the sophistication to commandeer and fly four passenger aircraft in a coordinated attack.

10.   In the United States, waste pumped from passenger aircraft is usually treated in municipal sewage works, Sobsey says.