Vape Detector Vape Detector for Schools, Hotels, Home Detectors working to prevent vaping in schools News valleybreeze.com Can a Vape Detector Detect Cigarette and Marijuana Smoke? As more kids vape, schools turn to vape detectors to combat the problem 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