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For example, campfires can be restricted above certain elevations, near certain water sources, or even in certain geological features like canyons
Lautemann, 1860 Courtesy National Library of Medicine In 1860, Hermann Kolbe (18181884), a German scientist, created a method to synthesize salicylic acid, the building block of aspirin, from smaller molecules, instead of willow bark
not just particles that are 2.5um or smaller Chemical markers in the environment Our sensors combine a Particulate Matter Sensor (PMS) and an Electrochemical Sensor (EC) , they can also detect: Combustion particles like those from cigarette or marijuana smoke Chemicals from cleaning agents, air fresheners, perfumes, and other substances that provide critical information to avoid nuisance alarms
Choi S et al (2025) Tobacco control and smoking cessation-related content in oncology meetings: a systematic scoping review
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