| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| Ag8n | "Maybe these are different, but every draeger I've used(many hundreds)has always required breaking the top for airflow through the tube. " | Read more » | about 3 years ago | |||
| Ag8n | "One of the things about the draeger tubes I've used, you have to force air through them to get them to work. These pictures all show one end seale..." | Read more » | about 3 years ago | |||
| warren | "Awesome @zengirl2 @gretchengehrke " | Read more » | almost 6 years ago | |||
| ErikHanley11 | "Thank you, @Zengirl2! " | Read more » | about 6 years ago | |||
| ErikHanley11 | "@Zengirl2 Absolutely! We did this testing at Deer Island Sewage Treatment Plant, which is the Boston metropolitan area's sewage treatment plant. Th..." | Read more » | about 6 years ago | |||
| stevie | "@stevie awards a barnstar to ErikHanley11 for their awesome contribution! " | Read more » | about 6 years ago | |||
| stevie | "@sharon-wilson check out this time lapse photography of the copper rod corrosion monitoring from @ErikHanley https://publiclab.org/notes/ErikHanley..." | Read more » | about 6 years ago | |||
| stevie | "@stevie awards a barnstar to ErikHanley11 for their awesome contribution! " | Read more » | about 6 years ago | |||
| warren | "@warren awards a barnstar to ErikHanley11 for their awesome contribution! " | Read more » | about 6 years ago | |||
| zengirl2 | "These pics are the best--would love to hear more about the site you chose and whether it was difficult to get permission for its use. Thanks again! " | Read more » | about 6 years ago | |||
| zengirl2 | "Wow these are great--ty so much for taking the time to document this! " | Read more » | about 6 years ago | |||
| warren | "@ewilder and @hannahJG - I've moved this page over to https://publiclab.org/wiki/hydrogen-sulfide-photopaper -- and I really love the how-to guide!..." | Read more » | over 6 years ago | |||
| stevie | "Hi @deepwinter - We're going to do an OpenHour on exploratory hydrogen sulfide monitoring methods Monday, January 8th at 8pm ET/ 7 central. Hope yo..." | Read more » | over 6 years ago | |||
| stevie | "Hi @megan - We're going to do an OpenHour on exploratory hydrogen sulfide monitoring methods Monday, January 8th at 8pm ET/ 7 central. Hope you'll ..." | Read more » | over 6 years ago | |||
| stevie | "Hi @Clarke_Brian We're going to do an OpenHour on exploratory hydrogen sulfide monitoring methods Monday, January 8th at 8pm ET/ 7 central. Hope y..." | Read more » | over 6 years ago | |||
| stevie | "Hey @sophie - it has been a while! Hope all is well. We're going to do an OpenHour on exploratory hydrogen sulfide monitoring methods Monday, Janu..." | Read more » | over 6 years ago | |||
| warren | "And read about air grab sampling as the Louisiana Bucket Brigade and other bucket brigades do: https://publiclab.org/wiki/air-sampling " | Read more » | over 6 years ago | |||
| warren | "Also see this post by @megan: $20 a day from Safety Alliance in Farmington, (505)-325-7233 I have included this link to information on the Gas Bad..." | Read more » | over 6 years ago | |||
| warren | "https://publiclab.org/notes/megan/4-2-2012/possible-sensor-field-calibration-photo-test-strips shows some ~$200 wearable electronic sensors for H2S..." | Read more » | over 6 years ago | |||
| warren | "@sarasage posted this about odor logs and it has specific types of odors to look out for, like "rotten eggs" -- https://publiclab.org/notes/sarasa..." | Read more » | over 6 years ago | |||
| eustatic | "i'm tagging this and mathew's volume calibration video with "h2s" " | Read more » | over 6 years ago | |||
| warren | "Nice! ChemSee's H2S-KT1 contains two hydrogen sulfide dosimeters, FULL USE INSTRUCTIONS and in-lab analysis by ChemSee. Together, these two items ..." | Read more » | over 6 years ago | |||
| sarasage | "RKI (Riken Keiki) makes an popular 4-gas monitor, the GX-2012, which includes CO, O2 as well as CH4. The cal station doubles the cost of the equipm..." | Read more » | over 6 years ago | |||
| gretchengehrke | "There are a bunch of sensors commercially available through this vendor: https://www.grainger.com/category/ecatalog/N-1z0dwuc. Has anyone used one ..." | Read more » | over 6 years ago |