I've used both. No problems with t7 as long as you don't carry over from one season to the next. See like once the cannis open, use it up.
Pyrodex also seems harder to clean. I'm pretty good about cleaning after shooting by have a few pits in an unmentionable tc barrel after using pyrodex.
Pyrodex also seems harder to clean. I'm pretty good about cleaning after shooting by have a few pits in an unmentionable tc barrel after using pyrodex.