The incident happened at the Edenderry Industrial Estate on the Crumlin Road on Wednesday afternoon.
The Northern Ireland Fire and Rescue Service (NIFRS) said four fire engines attended after a report that a 40 gallon drum had exploded.
A man was taken to hospital with minor injuries. The Health and Safety Executive is investigating.
NIFRS said the man had been taken to hospital before firefighters arrived at the scene.
A man has been critically injured in an oil drum explosion at an industrial estate in north Belfast.