Editing Akula-class submarine (section)

==''Nerpa'' 2008 accident==
On 27&nbsp;October&nbsp;2008, it was reported that [[Russian submarine K-152|K-152 ''Nerpa'']] of the Russian [[Pacific Ocean Fleet (Russia)|Pacific Fleet]] had begun her sea trials in the [[Sea of Japan]] before handover under a lease agreement to the [[Indian Navy]].{{citation needed|date=February 2023}} On 8&nbsp;November&nbsp;2008, while conducting one of these trials, an accidental activation of the [[Halomethane|halon]]-based fire-extinguishing system took place in the fore section of the vessel. Within seconds the halon gas had displaced all breathable air from the compartment. As a result, 20 people (17 civilians and 3 seamen)<ref>{{cite news |url=http://www.iht.com/articles/2008/11/09/asia/russia.php |title=Accident on nuclear submarine kills 20 off eastern Russian coast |newspaper=[[International Herald Tribune]]|date=2008-11-09 |access-date=9 November 2008|archive-url=https://web.archive.org/web/20081126072837/http://www.iht.com/articles/2008/11/09/asia/russia.php| archive-date= 26 November 2008 |url-status=live}}</ref> were killed by [[asphyxiation]]. Dozens of others suffered freon-related injuries and were evacuated to an unknown port in [[Primorsky Krai]].{{citation needed|date=February 2023}} This was the worst accident in the Russian navy since the loss of the submarine [[Russian submarine K-141 Kursk|K-141 ''Kursk'']] in 2000. The submarine itself did not sustain any serious damage and there was no release of radiation.<ref>{{cite news |url=https://www.nytimes.com/2008/11/09/world/europe/09submarine.html |title=20 Dead on Russian Nuclear-Powered Submarine |newspaper=[[The New York Times]] |date=9 November 2008 |access-date=2008-11-09}}</ref>