Metal bar which connects to brackets on the floor when the a/c slide is armed

Total Heads On-Board, including Aircrew, supernumeraries, passengers and infants

Aircraft

Towards the rear of the a/c

Manoeuvrable enclosed access way to a/c available at some airports

All crew required to operate a flight includes Flight and CC

Folding boarding/disembarking stairs which are self-stowing beneath the main passenger door

Auxiliary Power Unit: Small engine below tail of a/c which provides electrical power while the a/c is on the ground

A defined area at each emergency door allocated for CC to stand in for the purpose of evacuating passengers without causing an obstruction at the exit

A position adopted, when seated, by all passengers and CC during an emergency landing. It helps to minimise injuries which results from forced body movements