An explosion at an Incheon car wheel manufacturing plant...Of the five, Gyeongsang.

Yesterday (29th) around 2:30 p.m. at a car wheel manufacturing plant in Gajwa-dong, Incheon.An employee in his 50s, Mr. A, was seriously injured in an accident involving

, and four other employees were taken to the hospital after suffering facial burns or complaining of dizziness.

Fire authorities are investigating the exact cause of the accident, believing that a dust collector that removes dust from the air may have exploded.