| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | detector | UK | Metal detectors commonly used at airports and public events for security purposes. | 1 |
| 2 | detector | United Kingdom | Metal detector commonly used in airports and security checkpoints | 1 |
| 3 | smoke detector | United Kingdom | Standard safety device in households and commercial buildings, legally required in many jurisdictions | 1 |
| 4 | smoke detectors | United Kingdom | Commonly installed in homes and considered essential for fire safety. | 1 |