What's Inside the Vatican's Black and White Smoke Signal for a New Pope?

The Vatican needs to find a new Pope. And to notify the world of when a new Pope is chosen, the papal conclave will communicate through smoke signal. Black smoke means they haven't found a Pope, white smoke (or "fumata bianca") would mean that there is a new Pope. So what's inside the smoke? » 3/13/13 1:00am 3/13/13 1:00am