Three persons, including two minors, were killed and seven others injured in an explosion at a fire-cracker manufacturing unit in Kunda area here, police said today.
Shaheen (18) was killed on spot and two others Shahneez (8) and Babu (5) died at the hospital last night, they said.
The injured persons were admitted to Swaroop Ranu Nehru hospital in Allahabad where their condition was stated to be serious.
Prima facie, short circuit seemed to have triggered the explosion, police said.
