A blast occurred in an oil tanker during a welding in a workshop situated in Port Qasim area of Karachi killed at least three persons while two others injured.
Welding work was carried out on the oil tanker that powerful blast took place in the tanker while injured and dead were shifted to the Jinnah Hospital.
Deputy Superintendent of Police (DSP) Chun Zaib said that the tanker was brought to the workshop for repairing adding that the explosion took place in the oil tanker during welding.
