Vape Detectors in Schools: How Do They Work? False positives in vape detectors are a common concern, particularly when the devices are placed in environments with factors that can mimic vaping aerosols., , Common causes include:, Aerosols AC Vape Detector Manuafcturer ANKA Vaping and Smoke Alarms: What Actually Triggers the Sensors Vapesdirect How Do Vape Detectors Work RCS