fire
fire


Author Comment Last activity Moderation
kulbirs416 "Consumer Rights,Consumer Awareness is an act of making sure the buyer or consumer is aware of the information about products, goods, services, and ..." | Read more » over 2 years ago
Ag8n "The emission bands would be best seen at night. And they are flame condition dependent. So you would want to monitor the flame some way. The bes..." | Read more » over 2 years ago
kgradow1 "In this picture, for instance, there's no blue. So maybe it's not carbon? That's a stretch, though. Swan bands are hard to see in the daylight. " | Read more » over 2 years ago
kgradow1 "I think it's both, right? Emission bands give you a spectra you can match. The blue light that's emitted from a regular flame, swan bands, for in..." | Read more » over 2 years ago
Ag8n "This conversation may get a little write-up FYI. The shimmering air is probably caused by refraction. The heated air has a different RI then cold..." | Read more » over 2 years ago
kgradow1 "Comparative sizes of common particles: http://www.engineeringtoolbox.com/particle-sizes-d_934.html " | Read more » about 5 years ago
partsandcrafts "Second hit on the question "How small are respirable particles?" Not specific to smoke, but useful context: http://www.who.int/occupational_health..." | Read more » about 5 years ago
guolivar "Smoke particles (and by smoke I mean combustion products) come in sizes all the way down to 1nm (0.001micron) and in shapes that make it very trick..." | Read more » about 5 years ago
warren "Geoff from NASA Goddard found a good resource here: https://www.fs.fed.us/pnw/pubs/pnw_gtr251.pdf Apparently under 1 micron! Very small. " | Read more » about 5 years ago
cfastie "Alex, The two filters are probably the same. The #19 filter will work best if the you do a custom white balance on the camera before you take photo..." | Read more » about 7 years ago
christad92 "Thanks. I'll check those links out.I hope they will be of great help " | Read more » almost 8 years ago
Nashblackcat "http://www.jhnewsandguide.com/news/cops_courts/amerigas-leak-grew-fast/article_5446c51b-aa2e-5a3d-b07d-985967fc052e.html This is one recent news i..." | Read more » almost 8 years ago
Nashblackcat "The stations themselves are not the only hazard : http://www.csb.gov/little-general-store-propane-explosion/ You would be amazed about how lacking..." | Read more » almost 8 years ago