1. It is called 3 times to make sure that someone hears the emergency call when there is back noise.
2. It is used as a emergency distress signal.
I am a pilot and have used this only once, and I know that it works..
GOOD QUESTION.....MASTER GILEY
it is also called 3 times to make sure it is not part of a normal conversation... same applies to similar calls like pan-pan
cause everyone loves spring. And if you're crashing in a fire ball to your doom, it's best to think about happy thoughts like the holiday May Day.
Mayday comes from the french venez m'aider, which translates to "come help me".
I did have to look it up though, so I cheated.
It would sound weird calling, December day December day!!