A couple of weeks ago, I was wondering about the dual special setup of stoves in the Sistine Chapel.
Making Smoke: Vatican Releases Its Secret Recipe:
Found a good article on both the stoves and a bit of chemistry today.
Turns out yes, the newer of the two stoves WAS fancy- multiple combustion chambers for premixed chemicals and electric igniters allowed the second stove to color the smoke from the older stove used to burn the ballots.
Who ever said our church was not scientific?