Actually, kbrown, that's perfect. Thanks!

I remember that method. I used it in school, that's why I knew to add a ramp to the particle to make it fade. I just couldn't remember the method to do...

Making exhaust.

I need an idea of how to apply a ramp to a particle so that it becomes more transparent as it travels farther away from the emitter. Is this done in the properties or do I need a...