A multi-modal air quality sensor stack-- PM, VOC

https://www.fox59.com/business/press-releases/globenewswire/9649153/zeptive-unveils-settlement-to-safety-program-to-maximize-juul-and-altria-settlement-funds-for-schools-by-2026

A multi-modal air quality sensor stack-- PM, VOC, and nicotine-- uses a detailed profile of indoor toxins for notified choices.