Finding blast cause is crucial, says AM Angela Burns

Pembrokeshire AM Angela Burns said finding the cause of a blast that killed four workers at the Chevron oil refinery is "crucial".Mrs Burns also said she was "very uncomfortable" with some rumours circulating about what happened.Julie Jones, 54, of Pembroke, and Dennis Riley, 52, Robert Broome, 48, and Andrew Jenkins, 33, all of Milford Haven, died on Thursday night.
A fifth person is critical but stable in hospital after the blast.An inquest into the fourth deaths is expected to open on Wednesday."Obviously the causes of this terrible accident are unclear and I have been very uncomfortable about some of the rumours and speculation that are circulating," said Mrs Burns.
"I welcome the inquiry being conducted by Chevron and I know that the police, health and safety and the Environment Agency will be conducting inquiries of their own.

It could be some time before the cause of the explosion is known