Brainteasers Quiz #141: Through the System
While you navigate the National Airspace System (NAS), air traffic controllers apply a slug of rules to keep it all flowing. The more you know about how the system works, the smoother you’ll sound. Take the quiz.
While you navigate the National Airspace System (NAS), air traffic controllers apply a slug of rules to keep it all flowing. The more you know about how the system works, the smoother you'll sound.

Editorial StaffAVweb
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