User talk:Alt1979

Possibly unfree File:Objects made of chitosan.png
A file that you uploaded or altered, File:Objects made of chitosan.png, has been listed at Possibly unfree files because its copyright status is unclear or disputed. If the file's copyright status cannot be verified, it may be deleted. You may find more information on the file description page. You are welcome to add comments to its entry at if you object to the listing for any reason. Thank you. Sfan00 IMG (talk) 09:14, 23 May 2014 (UTC)