Indoor air quality monitors that log particle spikes assist associate vaping occurrences with times and places

https://www.scribd.com/document/1004572811/Using-Wireless-Sensing-Unit-Networks-to-Map-Vape-Hotspots-in-Large-Buildings-160949

Indoor air quality keeps an eye on that log particle spikes assist associate vaping events with times and locations, directing staffing and patrols.