SlashGear
You might have seen it in movies: Pilots and air traffic controllers saying “tree,” “fife,” and “niner” instead of three, five, and nine. What is that about…
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Why Do Pilots Say ‘Tree’ And ‘Niner’ Instead Of Three And Nine?
Larisa Fleishman
20:24
You might have seen it in movies: Pilots and air traffic controllers saying “tree,” “fife,” and “niner” instead of three, five, and nine. What is that about…
