Here's an interesting follow up to the ongoing Fireclean debate. Based on these results, it is safe to say that Fireclean is NOT just plain old Canola oil. The results actually cast quite a bit of doubt on the reliability or accuracy of the tests performed by Vuurwapen.
http://www.m4carbine.net/showthread.php?t=176065
http://www.m4carbine.net/showthread.php?t=176065
