The HSE said Scog
firing only takes place offshore, which is outside its remit, even though it acknowledged that the MoD has admitted contamination of the devices happened on shore - which caused misfires at sea.
In his narrative verdict Derek Winter, the Sunderland coroner commented: "The SCOG
which exploded had been manufactured by Molecular Products Ltd.
was thought to be from a batch of almost 1,000 found in a hazardous waste store close to Plymouth, some of which were put back into service to save cash.
During the seven-week inquest the coroner heard a batch of almost 1,000 Self Contained Oxygen Generators (SCOGs
) left in a hazardous waste depot in Devonport were returned to Royal Navy service in 2006.
Sunderland coroner Derek Winter criticised the Ministry of Defence's handling of Scogs
in his narrative verdict.
Record previous Scog
fires and implement safety procedures that could have prevented the tragedy.
was activated by the two submariners dropping a chemical briquette into a container, causing oxygen to be released.
Despite the turn of events, Lim said that this would not affect the case against the three SCOG
personnel who were slapped with a 15-day preventive suspension for mauling Relos.
Civil servant Christopher Clark sent them back into service and the coroner stated: "He was keen to make a cost saving by returning unused Scogs
. He did not give any consideration to the safety implication."
Mr Winter said: "There was a culture of complacency regarding the risks posed by SCOGs
and a tolerance of practices likely to increase those risks."
8.09pm False reports of flooding are clarified and submariners are made aware that the blast was caused by a Scog