The deceased have been identified as Arif and Tahir, said Jackson police station SHO Rao Khalid, adding that the search for two other people who went missing is under way.
At least nine fire tenders took part in the rescue operation but, even after three hours, were not able to put out the fire.
SHO Khalid said that the fire broke out when methanol was being pumped into a storage tank from a vessel anchored at the port.
Two killed as blaze erupts in Karachi's Kemari area
He said that the terminal where the tanks are located was operated by a private company, 'phi'.
Meanwhile, The Karachi Port Trust fire chief Saeed Jadoon said that the fire could have been caused due to human error, adding that it is too early to say what exactly happened. Further investigations are under way.
Published in The Express Tribune, November 27th, 2016.
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