A man in his 20s has been seriously injured in an accident at an industrial estate at Youghal in east Cork.
The man is understood to have been welding when there was an explosion at Marlhill Court at 9.25am.
It is understood the local man was working at B&C Services, a metal fabricators, located in the commercial park.
He was airlifted to Cork University Hospital by the Coast Guard helicopter based in Waterford.
Gardaí are at the scene and an investigation has begun.
The Health and Safety Authority has also been informed and its inspectors will be involved in the investigation.