Memorial to Pembroke's Chevron oil refinery blast victims
31 July 2013 Last updated at 07:14 BST
A sculpture and memorial bench are being unveiled in honour of four workers who died in an explosion at the former Chevron oil refinery.
Julie Schmitz, 54, of Pembroke, Dennis Riley, 52, Robert Broome, 48, and Andrew Jenkins, 33, who were all from Milford Haven, died in June 2011 at the Pembroke plant.
The bronze sculpture was dedicated in Milford Haven on Tuesday, while a stone bench memorial will be dedicated in Pembroke on Wednesday.
Abigail Neal reports.