(a)   refers to any machine that is able to fly.

(a)   organizes the shipment of goods by plane to their final destination.

(a)   is an agency that monitor goods that come in and go out the country.

(a)   is a door that allows people to leave an area in the event of a dangerous situation.

(a)   is a second-in-command of the aircraft's operation

(a)   is a room that contains a toilet and a sink.

(a)   is a line of seats in an aircraft.

A (a)   is a place for a passenger to sit while aboard an aircraft.

A (a)   is a building where passengers transfer on and off a plane.

An (a)   uses electromagnetic radiation to see inside of things.

A (a)   is the pass that allows a passenger to get on the airplane.

(a)   ,something is to put in a safe place for a period of time.

(a)   is a strip of material that is used to secure something

A (a)   is a protective covering for the face.