Exploding has often been acknowledged as one of the most difficult actions to ever attempt, but here is a quick list of directions to do so in the quickest manner. First, choose a path. There are many ways to incur explosions, and be aware that this process has a 97% fatality rate, with the other 3% having only their head intact.
1) Gather one (or two, depending on the potency of the explosion you want to occur) of the following items: Grenade, Bomb or Missile. Also, for ease of use, gather a hammer as well, it aids in the speed of activation.
2) Sit in a well aired location, if you are a worshipper of Allah, also try sitting in public.
3) Place explosive in lap.
(NOTE: Pick your choice of action for step 4.)
4a) If you did not take the hammer, manually activate your selected explosive device. Do NOT move.
4b) If you did take the hammer, proceed to beat it upon the explosive until the explosion occurs.