Jet A and Jet A1 are kerosene type jet fuels and the most common fuels used in commercial jet engines. The primary differences between Jet A and Jet A-1 are the higher freezing point of Jet A (−40...
As far as I can remember and I am 36, the chant started at Shea Stadium between the upper endzone seats and the opposite side of the field. It was a battle of who was louder. At some point it just...
The Concorde was a successful aircraft design in that it could break the sound barrier. However the main reason it was decomissioned was cost. They were too expensive to fly and maintain. The...