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Stephen Schwartz

@atomicanalyst.bsky.social

Today in 1961, K-19—the Soviet navy’s first nuclear-powered ballistic missile submarine—suffered a complete loss of reactor coolant during its initial patrol while off the southeastern coast of Greenland, sending dangerously-radioactive steam into every compartment of the boat.

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Stephen Schwartz's avatar Stephen Schwartz @atomicanalyst.bsky.social
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Under orders of Captain Nikolai Vladimirovich Zateyev, and at great risk to their own health, the engineering crew jury-rigged a backup cooling system for the 70-megawatt starboard reactor (because one had not been installed prior to setting sail) to keep it from melting down.

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DrGeophysics's avatar DrGeophysics @drgeophysics.bsky.social
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RIP. Incredible bravery in an impossible situation.

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