2 adjectives to describe exploding

Though to-day my feet are climbing Bleaker heights and harder roads, Still the Christ-church bells are chiming, Still the mid-day gun explodes.

He said that he had come all the way from Boston to see a battle, and when I remained firm in my refusal to take him to the front he intimated quite plainly that I was no gentleman and that nothing would give him greater pleasure than to have a shell explode in my immediate vicinity.

2 adjectives to describe  exploding