A three-day conference to encourage people working offshore to think about the lessons of the Piper Alpha disaster is being held in Aberdeen.
A total of 167 men died in the tragedy on 6 July 1988 when explosions and a fireball ripped through the rig.
(Related article: Shell’s North Sea history of safety violations, blackmail and blacklisting)
About 750 delegates will take part in ‘Piper 25’ at the Aberdeen Exhibition and Conference Centre (AECC).
The keynote speaker is Lord Cullen, whose report into the tragedy led to major safety changes.