Author | Comment | Last activity | Moderation | ||
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hikinghack | "Would the amount of stuff collected by putting a nylon on my washer outweigh the amount it might contribute. I wonder how long it would last before..." | Read more » | over 5 years ago | |||
warren | "I've just collected a bunch of resources (a lot, but by no means comprehensive) at this topic page: https://publiclab.org/study-design Hope that h..." | Read more » | over 5 years ago | |||
guolivar | " All the way in New Zealand we also use Gradko for all our passive tubes needs. " | Read more » | almost 6 years ago | |||
Ag8n | " You can buy the instruments with a microprocessor attached. All you have to do is take a syringe, put the liquid in the glass tube, and it will r..." | Read more » | almost 6 years ago | |||
Bronwen | " Oh wow, thanks! This is really helpful, I'll look into the tuning fork method. " | Read more » | almost 6 years ago | |||
Ag8n | " The reason multimeters aren't used for measuring the resistance of a solution is polarization. It's a fancy word, but by passing direct current t..." | Read more » | almost 6 years ago | |||
Bronwen | "I did a little browsing and so far tthe Ormantine link @warren shared is the only US supplier that comes up quickly (will keep looking), and I have..." | Read more » | almost 6 years ago | |||
bsugar | " Very likable indeed. Thanks, @warren! " | Read more » | almost 6 years ago | |||
warren | " that's right! " | Read more » | almost 6 years ago | |||
bsugar | " Yes! Perfect. Thank you! Speaking of a node, this is sort of the "base content" which can either be a wiki page or a research note, and a resea..." | Read more » | almost 6 years ago | |||
warren | "Hi @bsugar! 1) While there are answer models, question controllers, and question views, am I correct in understanding that a "question" is actual..." | Read more » | almost 6 years ago | |||
warren | " https://ormantineusa.com/diffusion-tubes/ is in the US! Louise Francis mentioned the lab they work with gets them from Gradko -- https://www.grad..." | Read more » | almost 6 years ago | |||
MadTinker | " @warren You know it's pretty sad when I don't catch things like this myself :smiley: I was referring to the raw data. " | Read more » | almost 6 years ago | |||
warren | "Hi, MadTinker, thanks for the info here. I was just wondering if you meant that the Coqui itself was noisy, or if you're referring to noise in the..." | Read more » | almost 6 years ago | |||
warren | "Odour pollution has been consistently ignored by Governments when considering their environmental policies. This is despite it being the second mos..." | Read more » | almost 6 years ago | |||
warren | " http://mappingforchange.org.uk/projects/d-noses/ looks pretty interesting. @joe @stevie @xose just noting as we work on CSF planning! " | Read more » | almost 6 years ago | |||
MadTinker | "I've successfully used the DFRobot TDS/conductivity sensor combined with the a Mini-Pearl system. The Coqui was much too noisy. My Arduino setup wa..." | Read more » | almost 6 years ago | |||
Arsath | " Hi, nice question we can't say exactly how long it will last it depends upon the size and material of the balloon. you can refill the cylinder or ..." | Read more » | almost 6 years ago | |||
falbriard | " Here a software oriented approach. The following open source sample in Python language was developed for the blue & golden dress challenge, it..." | Read more » | almost 6 years ago | |||
liz | " From /wiki/formaldehyde: Symptoms of exposure to low concentrations of formaldehyde may include headache, nausea, throat and skin irritation, and..." | Read more » | almost 6 years ago | |||
Mailan2021 | " Please treat each other well. Everybody has difficulties that we have to overcome, do not know later but how to live each day happily. red ball " | Read more » | almost 6 years ago | |||
Bronwen | " There is an overview of some of they symptoms of formaldehyde exposure over on the OSHA website, here: https://www.osha.gov/laws-regs/regulations..." | Read more » | almost 6 years ago | |||
cfastie | "It will always be difficult to know for sure to what degree the red channel is contaminated by NIR. It might be worthwhile making an estimate. For ..." | Read more » | almost 6 years ago | |||
Anice | "Thank you for your immediate response Chris. This is very helpful! Regarding modifying the values in the red channel of the aerial photos, I have ..." | Read more » | almost 6 years ago |