To forge a flame go into toribash > setup > utils > flame forge.
From there you can customize he settings to create a flame that you like, and you can make it on and body part.
To forge simply give it a name and press 'create' at the bottom left.
A new page will appear on the toribash forums with the details of your flame and how much it costs.
If you have enough, press forge.
To sell it take a screenshot of your flame with "F5". Then upload it and create a thread in the
Particle Flames board.