| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| mathew | "Ok-- apparently my math is all wrong. I thought DPI was dots per square inch. this is completely wrong. it is dots that can be placed in a line o..." | Read more » | over 10 years ago | |||
| mathew | "@eustatic in a bit, lets get something working first ;-) @warren A smartphone would definitely work for identifying silica! its just a matter of m..." | Read more » | over 10 years ago | |||
| mathew | "In my silica wiki page, I mentioned polarized light microscopy as a detection method, and yes, I'm looking into it. What you see here is polarized..." | Read more » | over 10 years ago | |||
| mathew | "I got some big (4"x8") sheets from american science and surplus. I was going to see what happens when I put some silica dust down on a flatbed wit..." | Read more » | over 10 years ago |