Trashwiki.org:Copyrights

All contributions (except uploaded files) to Trashwiki are considered to be released under conditions of Creative Commons Attribution-Share Alike 3.0 Unported license.

This, however, is not valid for files you upload: you can chose one of the recommended licenses from the list, as much as you might chose any other license except full copyright. If you provide no license at all for the files you upload, it will be published under the terms of GNU Free Documentation License by default.

Trashwiki does not hold any copyrights of any contributions. If it is completely your own work you are free to publish it in other places under other licenses.