Nitroglycerins are a kind of explosive stuff that can go boom.
Nitroglycerins are very dangerous and can cause big explosions.
Examples:
He handles the nitroglycerins very carefully.
The nitroglycerins exploded with a loud noise.
She keeps the nitroglycerins in a safe place.
The cat accidentally knocked over the nitroglycerins!
The nitroglycerins made the whole building shake.
The nitroglycerins are like a big, big firework!