skos:altLabel | - smoke
- detection
- sensors
- Fire detectors
- Smoke Alarm
- Smoke alarms
- Smoke detector#Interconnected smoke detectors
- Smoke detector#Ionization
- Smoke detector#Photoelectric
- Smoke detector#Single station smoke detectors
- Smoke detectors
- fire detectors
- ionization smoke detector
- ionizing smoke detector
- smoke alarm
- smoke alarms
- smoke detector
- smoke detectors
- smoke-detector
- some smoke detector
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