Want to talk about air quality? Every Tuesday from now until Dec. 15, we’ll be chatting about this topic on Open Call. Come join us!


Author Comment Last activity Moderation
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 » over 4 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 » over 4 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 » over 4 years ago