UK: Explosion in Bristol kills four
Four workers were killed and another injured in a large explosion at a waste water treatment works at Wessex Water's premises in Avonmouth, Bristol, on Thursday last week. Three of the workers killed were employed by the firm; the fourth was a contractor. One of those killed was just 16 years old.
The blast occurred in a silo containing treated biosolids. Avon and Somerset Police declared a major incident and are investigating the circumstances of the blast. The investigation is being supported by the Health and Safety Executive (HSE) and a team of chemical and mechanical experts, the force said. Read more: BBC news online