A day after a blaze at the Indian Oil Corporation refinery here, a senior official Wednesday said a preliminary probe has found that a valve malfunctioned, leading to hydrocarbons mixing with steam that caused a flash fire in which eight people were injured.

(Reuters) -At least eight people were injured in a fire at the Indian oil Corp's 8 million metric tons per annum (MTPA) refinery in Mathura, Uttar Pradesh, late Tuesday, the country's top refiner said on Wednesday.

A blast at the Indian Oil refinery in Mathura injured eight workers, three of whom are in critical condition. The explosion occurred during the restart of a maintenance-closed unit, leading to severe burns.

Eyewitnesses reported hearing a loud explosion followed by flames shooting up from the Mathura refinery. Flames were visible from several kilometres away, they said.

A significant explosion at Indian Oil Corporation's Mathura refinery injured 12 people. Following a recent blast in Vadodara, eyewitnesses reported flames from the refinery visible kilometers away. Eight workers faced burn injuries;

An explosion at an Indian Oil refinery in Mathura, Uttar Pradesh, left eight people with burn injuries. The fire, which broke out in the Atmospheric V

8 injured, three critical in major explosion at Indian Oil plant in UP's Mathura