Dust
question:dust

In environmental regulation, dust is referred to as [particulate matter](/wiki/pm) or #PM....


Author Comment Last activity Moderation
LuckysDraw "Such a great information for me i am a networking businessman thanks. Click Here https://www.luckysdraw.in/ " | Read more » about 4 years ago
Engineerjaykumar "The best accurate and efficient way to measure vehicular traffic on different mode of transportation is different from each other. The air traffic ..." | Read more » about 4 years ago
ava_porter "Thanks verybody " | Read more » over 5 years ago
MaggPi "One option may be to use a computer vision system. Believe it or not its a fairly simple code. Not sure it would work at night but it could proba..." | Read more » over 5 years ago
liz "There was this thread where people were discussing traffic counting: https://groups.google.com/forum/#!msg/publiclaboratory/cw_i-JIH2kA/vn9GW1lzBAA..." | Read more » over 5 years ago
liz "I've been wondering about making a "Portrait Book" of various particles, such as dust, combusted fuel, silica, metal shards, micrometeorites, etc. ..." | Read more » over 5 years ago
stevie "Some people shared some other resources on a thread on the main list from earlier this year. From @mkirk : "I wanted to build a traffic counter ..." | Read more » over 5 years ago
Ag8n "Go to: https://github.com/jboone/tpms It gives a working system with links to a hak5 video etc. It doesn't count cars, but... " | Read more » almost 6 years ago
Ag8n "Ok. Let's go through it step by step. First, after a little digging, it looks like there are two frequencies used 315 mh z and 433 mhz. So it woul..." | Read more » almost 6 years ago
JohanoSugarro "@Ag8n That's good idea and clever way to do the job. The problem is that, this will be very complicated to set up everything. " | Read more » almost 6 years ago
stevie " @stevie has marked ramseysprague as a co-author. " | Read more » almost 6 years ago
Ag8n "You might look into TPMS ( short for tire pressue monitoring system) by j. Boone. Its freeware that runs on linux. The hardware is a rtlsdr ( it ..." | Read more » almost 6 years ago
joyofsoy "Looks like Mobile County Engineering & Public Works. Contact info is available here: https://www.mobilecountypublicworks.net/departments/road-b..." | Read more » almost 6 years ago
stevie " @stevie has marked ramseysprague as a co-author. " | Read more » almost 6 years ago
stevie " @stevie has marked ramseysprague as a co-author. " | Read more » almost 6 years ago
stevie " @stevie has marked ramseysprague as a co-author. " | Read more » almost 6 years ago
stevie " @stevie has marked ramseysprague as a co-author. " | Read more » almost 6 years ago
Ag8n "Sorry, I didn't finish the instrument explanation. After determining the size of a particle,most instruments find out how many particles are great..." | Read more » about 6 years ago
Ag8n "Yeah, that is part of the question. The medical devices had direct access to the blood stream and lungs. So particle number and size was critical..." | Read more » about 6 years ago
gretchengehrke "Hi @Ag8n, with regards to the medical situation vs equipment, it sounds like the particle sizes they are measuring are relevant for (1) respiratory..." | Read more » about 6 years ago
gretchengehrke "Hi @Ag8n, Do you know what gmp facilities (good management practices, in case others are unfamiliar with the abbreviation) use for the 0.5 micron s..." | Read more » about 6 years ago
warren "Ack! Indeed, and oops. I'll mark this as an answer. Sometimes this happens on GitHub and we should think about ways to help with duplicated questio..." | Read more » about 6 years ago
stevie "This is similar to the question I posted here. Has a couple resources on it now: https://publiclab.org/questions/warren/11-30-2017/what-are-some-wa..." | Read more » about 6 years ago
stevie "This post walks through collecting a sample, and some examples. They also reference this resource for collecting dust samples: http://www.funsci.co..." | Read more » about 6 years ago