Location: Oslo, Norway https://www.airthings.com/ Products: utilizing passive diffusion chamber to detect Radon via #AlphaSpectrometry...

Location: Grenoble, France https://www.elichens.com/ Products: Gas sensors Cranberry series (conforms to 1-series; dual channel; 10+...

Location: Reutlingen, Germany https://www.bosch-sensortec.com/ Products: Environmental sensors Barometric pressure sensors...

Location: Shoreview, MN, USA https://tsi.com/ Products: Aerosol and dust monitors SidePa AM520i and AM520 Personal Aerosol Monitors...

Location: Leicester, UK https://www.earthsense.co.uk/ Products: Zephyr Air Quality Monitor (#nephelometer for PMs) Zephyr Cartridge...

Location: Auckland, New Zealand https://www.aeroqual.com/ Products: Dust Sentry Series Dust Sentry PM2.5 Dust Monitor, Dust Sentry PM10...

Products: PRHT-A1 and RHT-A1 (-40–80 +/- 0.2 C; 0–95 +/- 2 %RH) Temperature, Pressure and Humidity Sensors

Location: Krakow, Poland http://airly.org/ Products: Airly PM #nephelometer + T & RH Airly PM #nephelometer + Gas #echem (up to 2 gas...