Indoor air quality keeps track of that log particle spikes help correlate vaping incidents with times and places
https://www.ksnt.com/business/press-releases/globenewswire/9649153/zeptive-unveils-settlement-to-safety-program-to-maximize-juul-and-altria-settlement-funds-for-schools-by-2026
Indoor air quality monitors that log particle spikes help associate vaping incidents with times and areas, assisting staffing and patrols.