The sound of four explosions in Parchin was caused by the destruction of munitions The commander of the Pakdasht Corps, Saman al-Haj, announced that the four explosions heard from the military area of Parchin were caused by the controlled destruction of unusable ammunition. According to the commander of the Pakadasht Corps, Saman al-Hajj, these explosions were carried out as part of the controlled destruction of ammunition.