Three people escaped serious injury after a gas cylinder explosion in county Antrim.
It is understood the people are employees of an office building nearby T-Met recycling plant in Newtownabbey where the explosion happened at 10am when a mechanical digger crushed an oxygen cylinder.
Part of the cylinder flew 150m through the air, Ambulance Service spokesman John McPoland said.
Two of those injured were taken to the Mater Hospital to be treated for cuts.
Earlier police described those injured as the “walking wounded”
A spokesman said: “The Health & Safety Executive are now the lead investigators for this incident.”