Re: What would happen?
Well, yes, if one intentionally did not put powder in, hoping that "primer power" alone would drive the bullet, then it would be a squib. Then if it got stuck in the barrel it would also be a dud.
Meddle not in the affairs of dragons, for thou art crunchy, and taste good with catsup - George of Lod, Year of Our Lord 297
I always take precautions.
Beware the Evil Bullet Fairies.