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- 1188
Why do we get earache when we're on a plane?
We have created a machine that thrives where we cannot, we humans always look at the sky and aim to conquer it, but there is a problem, we were not made to live in the skies at high altitudes, and often when we are on board of an aircraft our body likes to remind us of that. Who has never felt an earache or even a blocked ear and wondered why this happens even though the aircraft is pressurized? - 1210
What are the "barking sounds" on an A320?
If you have ever traveled on an Airbus A320 aircraft, you must have heard a very peculiar sound before take-off or after landing, a sound that is associated with a dog barking, and which seems to announce that something is wrong with the aircraft. Well, there's no need to be scared, if you hear that noise it means that the PTU is working. But what is PTU and how does it work?