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A problem with a machine that stops it working properly.
Something you do in advance to prevent problems.
To say something is not allowed, illegal, banned or forbidden.
Not allowed, illegal, banned, forbidden..
Coming to a place.
Can't be understood.
The cover for the Pitot Tube.
Aotomatic Terminal Information Service.A recorded broadcast of information about conditions at an airport.
NOtice To AirMen. A written noitification given to pilots before a flight to give them advice about the flight.
Something that may be dangerous, or cause accidents or problems. A rish that cannot be avoided.
The distance it is possible to see.
The greates height an aircraft can fly or the height of the clouds.
A very bad accident that kills a lot of people.