Final answer:
Brevity codes are a form of communication used in various industries to convey information quickly and efficiently.
Step-by-step explanation:
Brevity codes are not associated with any specific pub. They are a form of communication used in various industries, including the military, aviation, and telecommunications. Brevity codes are a set of short, standardized phrases used to convey information quickly and efficiently. They are used to reduce the time and effort required to communicate complex messages.