| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| Ag8n | " Density is difficult to use. Many manufacturers use fillers like titanium dioxide as a filler. This will dramatically alter the density, dependin..." | Read more » | over 5 years ago | |||
| maxliboiron | " @warren : The fluorescing plastics you mention are from specially designed lab plastics that floresce, so not related to polymer type or to everyd..." | Read more » | over 5 years ago | |||
| Ag8n | " With PVC, as the plastic degrades, you get more and more conjugated double bonds. Hate to get chemical, but the where the plastic absorbs starts ..." | Read more » | over 5 years ago | |||
| warren | "Actually I've seen @maxliboiron post pics of plastics inside of plankton, fluorescing, but I don't know that it would make plastic type identificat..." | Read more » | over 5 years ago | |||
| warren | " You know, I think I remember someone trying this with #hyperspectral imaging. " | Read more » | over 5 years ago | |||
| warren | " #babylegs is the link... Thanks! " | Read more » | over 5 years ago | |||
| Ag8n | " Check the "baby legs" projects on microparticles. It will give some background. My own experience was in medical plastics industry. We routinely ..." | Read more » | over 5 years ago | |||
| warren | "Hi, possibly also see this related question: https://publiclab.org/questions/jjoll/06-03-2017/can-a-spectrometer-be-used-to-detect-material-type " | Read more » | about 7 years ago |