| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| Cal010 | "This is a good written article if you want similar kind of articles then you can visit. " | Read more » | almost 3 years ago | |||
| Ag8n | "Please double check the oxygen calculation and calibration of the instrument. Humans can't survive on that low a level of oxygen. So, at the very l..." | Read more » | over 3 years ago | |||
| NicholasNail | " @NicholasNail has marked @DuyNguyen as a co-author. " | Read more » | over 3 years ago | |||
| NicholasNail | " @NicholasNail has marked @OwenTaylor as a co-author. " | Read more » | over 3 years ago | |||
| pdhixenbaugh | "In today's day and age, CO2 levels are a good indicator of how well indoor air (and exhalations) are being replaced with fresh, outdoor air. Thank..." | Read more » | about 4 years ago | |||
| stevie | "For the infrared cameras, it looks like some of the cameras detects some of the chemicals listed below with this note: "Gases Detected and Minimum..." | Read more » | about 7 years ago |