Later, after the Kursk was raised, specialists were unanimous that the precise actions of sixth compartment personnel proved to be decisive in preventing nuclear contamination.Heroes. All of them.
Forgot to translate the schematic ;-)
The fuel is rumored to be a volatile hydrogen peroxide fuel, similar to what the Germans used in a few rocket planes during the war. History Channel broadcast a story on the Me-163 Komet and went into detail on the special handling needed for this dangerous fuel. The German technicians had several fueling accidents, and this on dry land. Can you imagine using this stuff on the high seas?
Peroxide is cheaper than solid fuel... though not in the long run.