When a commercial plane lands, the brakes are really put to the test. In just a few minutes, their temperature rises from a hundred degrees centigrade to over 400, requiring nearly two hours to cool down.
How do you recognize a chief pilot from a co- pilot, a chief purser from a purser ? Well just take look at their stripes or braid, the carrying of which, is required on their uniforms; the number of stripes on the jacket sleeves and shoulders on the shirt, indicate the function of each individual...
What are those white streaks up there in the sky ?