On 4/29/05, Bill Gradwohl <bill@xxxxxxx> wrote: > Any one know what this might be called, and where I might find such an app? > http://www.fidelis-group.com/titan.aspx An engineer friend of mine is a partner in the company and a developer of the software. Not sure if it's what you are looking for. He has a background in doing chemical plant simulations. Not sure if his software is only for that, though. -- Jiann-Ming Su "I have to decide between two equally frightening options. If I wanted to do that, I'd vote." --Duckman