Vaping became popular because it looked harmless. No smoke, no ash, just vapour., But that vapour isnt just water. It carries nicotine, heavy metals, ultra fine particles, and chemicals like Lynchburg City Schools installs vape detectors in high schools What Are Vape Detectors [& How to Avoid Triggering Them] Meet the C.H.I. Vape Sensor. Designed to detect vaping and smoking indoors, helping you maintain air quality and regulatory compliance. Instantly picks up vape and smoke Real time alerts with buzzer and LED