How It Works
A person or a system on board may create a message and send it via ACARS to a system or user on the ground, and vice versa. Messages may be sent either automatically or manually.
Read more about this topic: Aircraft Communications Addressing And Reporting System
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“It is the art of mankind to polish the world, and every one who works is scrubbing in some part.”
—Henry David Thoreau (1817–1862)