question:h2s-copper-pipe-challenge
question:h2s-copper-pipe-challenge


Author Comment Last activity Moderation
gretchengehrke "Also, I just saw on comptox.epa.gov that acetone is actually more hydrophilic than isopropanol, which totally surprises me! I guess vapor pressure ..." | Read more » about 6 years ago
gretchengehrke "Either acetone or 99% isopropanol are probably fine, and maybe we should do a comparison. The only concern I see with isopropanol is that it has a ..." | Read more » about 6 years ago
Bronwen "I think it probably depends somewhat on what we need the cleaning agent to do: alcohol and acetone work a little differently, and acetone will like..." | Read more » about 6 years ago
warren "@asnow @bronwen " | Read more » about 6 years ago
warren "@gretchengehrke mentioned: Isopropanol has pretty similar properties, but the commonly available rubbing alcohol in drug stores is 70% isopropanol..." | Read more » about 6 years ago
warren " " | Read more » about 6 years ago
warren "I tried scrubbing these with acetone after using very strong double-sided tape to attach them to a wood plank. So far it doesn't seem like the acet..." | Read more » about 6 years ago
zengirl2 "I'm liking this a lot. I might want to try these for my experiment as I think snipping copper is hazardous LOL. Also, this could make an interestin..." | Read more » about 6 years ago
Bronwen "I think you have to aim to be in a well ventilated area for pads too: pouring acetone might not be too terrible depending on what kinds of bottles ..." | Read more » about 6 years ago
warren "Just wanted to link over to this discussion of copper "badges": https://publiclab.org/questions/warren/12-06-2017/what-are-some-options-for-copper-..." | Read more » about 6 years ago
warren "Copying in that discussion here, as it belongs here more appropriately: Also thinking of making a kit -- here are individually packaged acetone wi..." | Read more » about 6 years ago
warren "I was looking for some pre-cut smaller pieces of copper in standard sizes, in part to avoid the warping that cutting big sheets with shears can cau..." | Read more » about 6 years ago
warren " Just a note that we'd looked at some single-use acetone nail polish removing pads, because people wouldn't necessarily need a whole bottle -- but..." | Read more » about 6 years ago
warren "Hi, @gretchengerhke - would acetone melt nitrile or latex gloves? I'm thinking of how to ship some things like cotton scrub pads and safety gear wi..." | Read more » about 6 years ago
zengirl2 "@gretchengehrke will know about the nail polish remover. Unfortunately my nail polish remover is not the standard fare since it is made for the lig..." | Read more » over 6 years ago
zengirl2 "Done @warren :) " | Read more » over 6 years ago
warren "Great notes on choosing different copper pipes (apparently there's red copper and blue copper?) by @sara on this post: https://publiclab.org/notes..." | Read more » over 6 years ago
warren "Is nail polish remover just acetone, and is it pure enough for this? (Except for non-acetone nail polish remover, of course) https://www.amazon.c..." | Read more » over 6 years ago
warren "For what it's worth, you can buy H2S gas here for $189, but I think I'd think twice about doing so given how toxic it is: https://www.durawear.com/..." | Read more » over 6 years ago
warren "And @sara noted these glove bags for working with toxic materials: https://publiclab.org/notes/sara/2-6-2012/hydrogen-sulfide-testing-glove-bag " | Read more » over 6 years ago
warren "I was wondering if sheets could be nailed into a wooden plate. It does seem like it would be ideal for the sheets to be flat, so we can more easil..." | Read more » over 6 years ago
warren "This is really cool. Thanks for sharing this, Leslie! " | Read more » over 6 years ago
zengirl2 "TY for this answer. I'm giving out copper strips at the Factory Farm Summit and hopefully people will be able to share results with us! " | Read more » over 6 years ago
gretchengehrke "Hi @warren, "miscible" means it dissolves with them to create a homogenous mixture (i.e. doesn't separate out like oil and water do). Acetone is a ..." | Read more » over 6 years ago