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A comment on Metal chair near MRI machine. Parent comment

Re:Metal chair near MRI machine by jarin on Tuesday June 08, 2010 @07:42PM (#1415625)
You know how it takes months to power up and down the Large Hadron Collider? MRI machines are kind of like a mini version of that.
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Re:Metal chair near MRI machine by retube on Wednesday June 09, 2010 @08:44AM (#1416834)
and it takes weeks to power them down too, else you get the dreaded quench...

http://en.wikipedia.org/wiki/Superconducting_magnet#Magnet_q...

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