Comments

Author Comment Last activity Moderation
nshapiro "Hi @indy if you're based in Indiana, as your name hints, you can report your symptoms to the stat DOH and they might come out and test for free. In..." | Read more » over 7 years ago
nshapiro "in terms of jeff's questions: I'm not sure I understand the bell jar totally. I think a month is a good time for a test, to minimize illusory short..." | Read more » over 7 years ago
nshapiro "yes! a 3 way would be great, they really do moan when they get jammed. A three way or a two way that vents the non-line engaged channel would be id..." | Read more » over 7 years ago
nshapiro "I love this idea! It really highlights that this kind of intervention could be a way to make the diffuse impacts of indoor air quality quantifiable..." | Read more » over 7 years ago
nshapiro "Thanks, @Dave-O ! We did some side by side testing of this method next to an EPA approved method and we found these tubes to be cross contaminated ..." | Read more » over 7 years ago
nshapiro "Absolutely! I just heard back from the UCSD guys and they spent about $200 on 10 kits including plants. Looking forward to seeing your sketches an..." | Read more » over 7 years ago
nshapiro "i think @Zengirl2 has some ideas on this and has maybe been working on a tutorial with a low cost model. I will also ask colleagues at PIAO who mad..." | Read more » over 7 years ago
nshapiro "Thanks, @danbeavers! I'm hoping it works well and we can develop many more applications! " | Read more » over 7 years ago
nshapiro "Its great that your thumb was greener than expected and that the water roots were forming and growing through carbon deposits. Your question about..." | Read more » almost 8 years ago
nshapiro "A commenter in @Zengirl2 's adafruit blog post (which is great btw) had a good point. We don't know which is more effective the plant roots or the..." | Read more » almost 8 years ago
nshapiro "@Zengirl2 fantastic! glad to hear you're interested and can't wait to see the post. I'm in philly too and happy to connect you with some of the PA ..." | Read more » almost 8 years ago
nshapiro "Hi Jeff! The RKI FP-30 does not follow an EPA recognized method. For what its worth, the company that makes it claims that their results are very s..." | Read more » almost 8 years ago
nshapiro " @DavidMack wow, and that is even without interference from acetaldehyde & acetone etc? The article we developed our method from, http://www.n..." | Read more » almost 9 years ago
nshapiro "Great! Thanks for that! Next time just tell me to do that :) I've uploaded it to youtube and embedded it in the note! " | Read more » almost 9 years ago
nshapiro "Hi @btbonval! Thanks for your comment and concern. We have thought a lot about these issues. We are planning to do some randomized monitoring+surve..." | Read more » almost 9 years ago
nshapiro "@mathew yes. yes yes yes yes. " | Read more » almost 9 years ago
nshapiro "these are stunning @mathew! " | Read more » almost 9 years ago
nshapiro "@kkoerner Hi Karl! Great find! It would be fantastic if you could request a quote on these. We are planning on have a lending library of these tool..." | Read more » almost 9 years ago
nshapiro "@btbonval we are using an analog detection method to avoid the pitfalls of digital calibration. The tubes are sealed in the lab and read on the spo..." | Read more » about 9 years ago
nshapiro "Hey @liz! We have some of that information up @ http://publiclab.org/wiki/formaldehyde-exposure but you're totally right! We really need to make ou..." | Read more » about 9 years ago
nshapiro "This looks great! Maybe they could also mark the two solid black lines in addition to the color change so there is less ambiguity on the measurment..." | Read more » about 9 years ago
nshapiro "@mathew were the two tubes that you are comparing opened by different means? perhaps if we can just standardize the tip breaking better we wouldn't..." | Read more » about 9 years ago
nshapiro "This looks great! What does it weigh? I wonder if loosing the blue plastic shell on the pump would lighten the load in any more cost-efficient way. " | Read more » about 9 years ago
nshapiro "I think the sensor is at the back so we might want it to be popped out of the case so that we don't just pick up the heat from the pump. " | Read more » about 9 years ago