PTI, BIJNOR: Six labourers died while two others were seriously injured in an explosion in a boiler of a petro-chemical factory here Wednesday, police said.

According to the police, one labourer is still missing.

The blast took place around 8 am when the boiler of the factory producing ethanol was being repaired.

"There was a blast in the Mohit Petro-Chemical Factory located on Nagina Road. In the blast, labourers Balgovind, Ravi, Lokendra, Kamalveer, Vikrant and Chetram died. Two labourers were brought to a hospital in a serious condition. One labourer is said to be missing." Superintendent of Police

Umesh Kumar Singh told PTI.

UP Relief Commissioner Sanjay Kumar in Lucknow said, "The injured labourers are out of danger."

"As per information gathered so far, the boiler of the factory was not functioning for the past few days. Today, while it was being repaired, there was a blast in the boiler while welding work was going on," the Superintendent of Police said.

Singh said efforts are on to trace the owner of the factory.

Uttar Pradesh Chief Minister Yogi Adityanath expressed grief over the loss of lives in the accident, and conveyed his condolence to the family members of the deceased.