Components to either create your own, or buy the kit of prepared parts ready to monitor air quality via the luftdaten.info project.
Already there are a number of sensors throughout the UK measure air quality with sensors capable of measuring 10um and 2.5um (PM10 and PM2.5) particles. A human hair is on average 60um and generally soot, dust and pollen is 10um with combustable items, mould spores being 2.5um.
Air Quality Monitoring
