2 Anaheim schools install vape detectors in restrooms Vuse Alto ePod Collection Hazetown Vapes HV How Vape Detectors and Sensors Work: An Informative Guide More schools installing vape detectors, with money from Juul settlement : NPR Your guests aren't the only ones checking in. So are their vape pens. With over 13 million regular vapers in the U.S. alone, unauthorized vaping is a major operational risk for hotels. Vape Detectors in Schools: How Do They Work?