Two men are being treated for electrical burns in a London hospital after an industrial accident in west Windsor.
The incident happened at Wolverine Warehousing and Distribution Ltd. on Sunday afternoon.
A spokesperson from the ministry of labour says four workers were performing electrical service upgrades.
Two of them were testing a warehouse panel when there was an electrical arc flash.
They were rushed to hospital with burns.
A third worker received minor burns - the fourth was uninjured.
Fire services and the Ministry of Labour are continuing to investigate.