Yesterday (4th) around 7:30 pm at an apartment new construction site in Uksoo-dong, Suseong-gu, Daegu, 4 workers including a man in his 50s made a fire and was suffocated by the smoke and was taken to the hospital.
All of these are known to be life-threatening.
Police and fire departments are investigating the exact cause of the accident, believing that the accident occurred while they were lighting a fire with lignite for curing the concrete.