Across
- 3. is to keep ppl from going on to a space
- 4. An official annoucment that gives ppl information
- 7. A Device that detects metal
- 8. Area a place travellers are not allowed to enter
Down
- 1. A Device that records some areas of an airport.
- 2. a system that checks what's in the bag or luggage
- 5. An official rule
- 6. its to show where something is with something else