Police are investigating following an incident at a depot on Olive Grove Road, Sheffield, yesterday evening (Monday 10 December).
At around 6pm, it is reported that a 46-year-old man had tried to throw a flammable object at people inside the building.
The man is thought to have suffered superficial injuries and no one else was injured. He left the area prior to police arrival and enquiries to locate him remain ongoing.
Detective Constable Newman Holt, investigating, said: “Those involved in this incident are all thought to have known each other and we are actively looking to speak to the man involved.
“He is thought to have suffered injuries as a result of the incident and it’s really important that we find him, to ensure his welfare, and speak to him about what happened.
“I’d urge anyone with information to please get in touch with us. You can call 101 quoting incident number 646 of 10 December 2018 or speak to Crimestoppers anonymously on 0800 555111.”