https://hackaday.com/2026/10/27/airborne-particle-monitoring-the-big-way/
Airborne micro particles can be a significant health hazard in a workshop, and thus it’s important to maintain a high standard of ventilation. But monitoring their concentration is also important, and thus there exists a range of sensors to help keep you safe. [WeSpeakEnglish] has taken this idea to the MAX, with a PM2.5 sensor that drives a very large wall mounted display. You’ll never be uncertain what the level is now! The standout feature of this thing is a huge addressable LED seven segment display PCB, upon the back of which sits a tiny Seeed Studio Xiao board to which the particle s
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Airborne micro particles can be a significant health hazard in a workshop, and thus it’s important to maintain a high standard of ventilation. But monitoring their concentration is also important, and thus there exists a range of sensors to help keep you safe. [WeSpeakEnglish] has taken this idea to the MAX, with a PM2.5 sensor that drives a very large wall mounted display. You’ll never be uncertain what the level is now! The standout feature of this thing is a huge addressable LED seven segment display PCB, upon the back of which sits a tiny Seeed Studio Xiao board to which the particle s
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Categories: General [c1]