Arrest of one of the individuals responsible for student poisoning in North Khorasan
Deputy of Cultural and Social Affairs of the North Khorasan Police Command
After investigation, a student was identified as the perpetrator of the poisonings, using a type of foul-smelling firecracker
Then, officers identified the shop that was selling these items, and the seller was arrested by the officers
This business was sealed off by judicial order. It is likely that other schools were affected by the same cause, as evidence shows they experienced similar sounds and smells from these materials