I haven't loaded any Bullseye in 25 years.

The Alliant site:

http://www.alliantpowder.com/reloade...aspx?gtypeid=1

shows it as a very versatile powder, and I know it is popular as heck, but my recollection of it, is that it is very 'smokey' and sooty.

Maybe that has changed, I honestly don't know.