| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| warren | "The MiniVol is a few thousand dollars, i think used: https://publiclab.org/minivol but the samples cost a good bit to process (see page) And the T..." | Read more » | over 6 years ago | |||
| warren | "Interesting!!! " | Read more » | over 6 years ago | |||
| xose | "Just found this on my sunday net random navigation. Laser PM2.5 Air Quality Sensor For Arduino. £50GBP At the core there's this sensor SKU:SEN0177 " | Read more » | over 6 years ago | |||
| warren | "Moving some text from the #particle-sensing page by @DavidMack -- thanks, David! Trying to consolidate some scattered info on this across the site ..." | Read more » | almost 7 years ago |