Quote Originally Posted by Belhi View Post
SE really doesn't spell it out well and their is little content earlier in the game that introduces things like environmental weapons, certainly during the story. The only occasions I can think of is Stone Vigil Hard Mode, which is non MS content, and Leviathan primal which is a one click button in the middle of the fighting area.
Stone Vigil (normal), first Castrum Meridianum, Copperbell (hard) and i think there are still some more.