India, June 23 -- Two workers were charred to death while two others sustained serious injuries when a major fire broke out at a plastic pyrolysis oil manufacturing unit in Jawaharlal Nehru Pharma City at Parawada in Andhra Pradesh's Anakapalli district on the outskirts of Visakhapatnam city early on Tuesday, police said.

The deceased were identified as Venkatesh (24) and Trinadh (27), both residents of Atchutapuram in Anakapalli district.

Parawada inspector of police Lenka Bhaskar Rao told reporters that according to preliminary investigation, fire erupted at the factory owned privately by a company engaged in manufacturing plastic pyrolysis oil and carbon black, after a storage tank reportedly exploded during the process of recycling ...