The drill is familiar for most airline passengers: how to buckle up your seat belt, put on the oxygen masks and use the seat cushion as a flotation device. What they don't tell you is what to do if you suddenly find yourself in an upside-down aircraft.
For the passengers of a Delta flight on Monday, that suddenly became an extremely crucial detail.
Expert engineering, the size of the aircraft and seatbelts all likely played a factor in protecting people aboard a passenger jet that flipped over at a Toronto airport, experts said Monday, the latest in a string of high-profile crashes that have raised questions about aviation safety.