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A comment on Major nuclear fusion milestone reached as ‘ignition’ triggered in a lab. Parent comment

Re:Major nuclear fusion milestone reached as ‘ignition’ trig... by Aeolun on Tuesday October 12, 2021 @03:19PM (#28843885)
Given how long it took Fukushima to cool down, does this actually do anything appreciable in the two hours before arrival?
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Re:Major nuclear fusion milestone reached as ‘ignition’ trig... by mcguire on Wednesday October 13, 2021 @01:55PM (#28855309)
I believe it means that, 2 hours before arrival, the reactor is off. Dead. Not generating heat.

They'd need to start shutdown sometime before that.

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