Answer:
Break me and I am better, immediately set and harder to be broken again. What am I?
Searing 'cross the pitch-black skies I scream in celebration Yet moments later my outburst through I am naught but imagination.
Use me if you really want to see inside someone
Better touch me before you proceed to second. What am I?
Taken from a mine and then locked up in a wooden case. I am used by students everyday.
I go in hard come out soft. Blow me hard and I’ll make a pop.