| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| subir | "Thanks @Liz ! I will be happy to share any details required for building it. Wouldn't it be wonderful to see pollution pattern at your place! " | Read more » | over 4 years ago | |||
| liz | "This is fascinating @Subir, i hope to build a device like yours and collect data to share from North Carolina, USA " | Read more » | over 4 years ago | |||
| zengirl2 | "@joyofsoy I'm so glad you wrote all the detail of the history since I only got the sum-up from this session. Remember that timeline that was posted..." | Read more » | over 6 years ago |