A major fire broke out following an explosion at a pharmaceutical unit near Visakhapatnam in Andhra Pradesh on Monday night, police sources said.
The incident triggered panic among the residents in the Paravada area as it came just a couple of months after styrene vapour leak in the LG Polymers plant in the region.
An explosion was first heard at the Pharma City, following which there was a huge fire, according to sources.
While earlier reports said that no casualties had been reported, a report by the News Minute said that one person was missing, while another was being treated for injuries.
The explosion is said to have occurred in the unit of Ramky Solvents and the cause of the incident is not yet known, according to sources. Further details are awaited.
Last month, a gas leak incident in one of the companies in Pharma City left two workers dead and four injured.