Hotel Vape Detectors and Nicotine Sensors: Complete Guide 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 Hotel Vape Detectors and Nicotine Sensors: Complete Guide Vapes and Smoke Alarms What You Need to Know (REAL TEST) Can Smoke Detectors Detect Vape? (compared with a Vape Detector)