Get new Wikipedia articles popular on Hacker News - one email per week.
No spam. Unsubscribe anytime. · Privacy
A voice warning system is a system designed to alert the crew of an aircraft to imminent safety hazards. It is often known as a Bitching Betty, a slang term used by some pilots, aircrew and submariners (mainly North American).
A voice warning system is a system designed to alert the crew of an aircraft to imminent safety hazards. It is often known as a Bitching Betty, a slang term used by some pilots, aircrew and submariners (mainly North American).
Get new Wikipedia articles popular on Hacker News - one email per week.
No spam. Unsubscribe anytime. · Privacy