| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| homechemist | "Well , petroleum ether is a very common chemical is it use for dissolving paintings and for cleaning painting brushes, I am thinking that is possib..." | Read more » | over 11 years ago | |||
| homechemist | "Thank you very much , at first I have to said that this project wouldn’t be possible without your collaboration (Public Lab) And yes , at first yo..." | Read more » | over 11 years ago |