The Tech Behind Vape Detectors and How They're Keeping Schools Safe Hillsborough school district expanding vaping detector program to all high schools FOX 13 Tampa Bay 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 Vape detector vs smoke detector: Key differences explained Do Vapes Set Off Smoke Alarms? Vape Detectors in Schools: How Do They Work?