Keeping a 250 nm layer of gold and aluminum intact on the surface of a banknote during normal use will be challenging too.
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Matt B. 2's Comments
#8: The melted fuel never reached the mine shaft, the planned containment device was never installed. Those miners died needlessly. The risk was that a steam explosion could have expelled more radioactive material. 15 MT sounds quite outlandish for a steam explosion. Do you have an actual source?
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