Here is the full list of all 12 Firework Simulator achievements.
Light a helicopter or Capsule Flyer after it's been broken.
Blow up the gas tank.
Get burned by a lit firework.
Purchase your first firework.
Find all the golden capybaras.
Finish the balloon course.
Finish one challenge.
Make your first firework.
Get hit by a mortar shell explosion.
Light your first firework.
Find a hidden firework and unlock the 7 Barrel Container.