| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| cfastie | "Probably good that they didn't contact me. I would have said only "Blue filter?" " | Read more » | almost 7 years ago | |||
| nedhorning | "Yes - the author contacted me shortly before posting the blog " | Read more » | almost 7 years ago | |||
| warren | "@nedhorning @cfastie did you hear about this? We just learned of it! Amazing :-) " | Read more » | almost 7 years ago | |||
| Ag8n | "Strike 2. The place I was referred to intends to start class 100 k testing in the near future.... But not now. " | Read more » | almost 7 years ago | |||
| Ag8n | "The best way to test a HEPA filter is with an air particle counter. Thought I could borrow one from a local university. They do not have one. It..." | Read more » | almost 7 years ago | |||
| Ag8n | "I don't know if you have a protocol in mind, but let me know exactly what you want. I also need to do some digging. May be able to find a particl..." | Read more » | almost 7 years ago | |||
| warren | "@Ag8n that sounds really good -- do you have a box fan and want to try it? I'm also interested in whether we could compare a clean filter to one us..." | Read more » | almost 7 years ago | |||
| Ag8n | "How about using foam pipe insulation and adhesive for the frame? Then hold the filters in place with bungee cords? Maybe as a cost savings? " | Read more » | almost 7 years ago | |||
| Ag8n | "Something similar has been used as an improvised food dehydrator for years. See some of the old episodes of Good Eats. Wonder if the dehydrator w..." | Read more » | almost 7 years ago | |||
| zengirl2 | "@warren Yes! Can't do until later this week, but we should definitely expand. " | Read more » | almost 7 years ago | |||
| warren | "@zengirl2 - heard you were talking about doing this -- shall we collect up some info on a new wiki page using a method template? " | Read more » | almost 7 years ago | |||
| warren | "There are also a number of resources on turbidity monitoring -- DIY and otherwise, here: https://publiclab.org/wiki/turbidity " | Read more » | about 7 years ago | |||
| warren | "There's also this post by @shanlter which could be helpful? https://publiclab.org/notes/shanlter/12-17-2015/waterfilter-kits-for-rural-chinese I ..." | Read more » | about 7 years ago | |||
| warren | "I think they're 4 inches, not 5 -- sorry for the slow response! " | Read more » | about 7 years ago | |||
| robotfarms | "Thanks, I just ordered a pack. " | Read more » | over 7 years ago | |||
| williampasco | "Creo que del tamaño de un smartphone de 5 pulgadas, está buena esa máquina envía noticias de eso estoy interesado mucho en el control de hierbas. P..." | Read more » | over 7 years ago | |||
| iolanthe82 | "@iolanthe82 awards a barnstar to abdul for their awesome contribution! " | Read more » | over 7 years ago | |||
| Mempet | "Hi @gretchengehrke! Thanks for letting me know about this! I might actually be able to use it. However, one complication I have is the amount of li..." | Read more » | over 7 years ago | |||
| gretchengehrke | "Hi @Mempet, Could you use a turbidity tube like this one: https://www.carolina.com/environmental-science-water-quality/carolina-turbidity-tube-120-..." | Read more » | over 7 years ago | |||
| maltheR | "Thanks for the info... I was looking for it myself.. And big up for your photos, sir.. " | Read more » | over 7 years ago | |||
| cfastie | "The photos were processed with the Photo Monitoring plugin for FIJI which has a complete users guide. If you have any questions you can describe an..." | Read more » | over 7 years ago | |||
| saangpe | "You could give more details about how to process the images with Fiji and tried to replicate this but I can not make the results conform to the sca..." | Read more » | over 7 years ago | |||
| sujayj | "@cfastie This is very interesting. Thank you! " | Read more » | over 7 years ago | |||
| cfastie | "Yes, we are going to change the pixel values in our photo. For each pixel in the photo we have taken of vegetation, we use the DN in the red channe..." | Read more » | almost 8 years ago |