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A design flaw in Britain's nuclear arsenal means that warheads could set off a chain reaction "like popcorn" if they were accidentally dropped, according to Ministry of Defence documents.
More than 1,700 warheads are affected by the problem which would cause them to explode one after another, an effect known as "popcorning."
A typical Trident nuclear missile contains three to six warheads, and some submarines carry up to 24 missiles, meaning the potential for disaster could be huge.
contribute to the prevention of popcorning and should be a design objective".
Originally posted by Niall197
I wonder if the 1,700 figure quoted in the OP's article doesn't include the W76 itself plus the British variant ?