While its exact nature is a state secret, experts believe it is a type of aerogel .
Production of Fogbank originally ceased in 1989 at the Y-12 National Security Complex in Tennessee. By the time refurbishment began in 2000, most of the original expert staff had retired, and few manufacturing records remained. fogbank sassie 2000 exclusive
The government spent over $92 million and nearly a decade to reverse-engineer the "Sassie" era material to ensure the warheads remained functional through 2040. Why It is Considered "Exclusive" While its exact nature is a state secret,
is the classified code name for a mysterious interstage material used in thermonuclear weapons, specifically the W76 , W78, and W80 warheads. The government spent over $92 million and nearly
Fogbank is exclusive not as a consumer product, but as a with extreme security protocols.
It acts as an "interstage" between the primary fission stage and the secondary fusion stage.