Joshua Cude says:
> 
> The power is turned on at 1250 W at time zero. Then at 29
> minutes (more than a few), the temperature reaches boiling point
> (101C). At 30 minutes, one minute after boiling begins, the
> power is reduced to 400 W. But oops, they jumped the gun. The
> reactor probably produces a little heat, and the system has some
> thermal mass, which keeps the outlet water at boiling even after
> the power has been reduced, but not long enough, because at 39
> minutes (9 minutes after the power reduction), the temperature
> dips below the boiling point for 2 minutes.Someone must have
> noticed this, because at 40 minutes, the input power is cranked
> hard to 1550 W, and the temperature returns to the boiling
> point. At 49 minutes, the power is reduced to 700 W. The reactor
> was probably not producing much heat by that time, because
> almost immediately the temperature begins to drop gradually. At
> 56 minutes, the power is turned off, and the temperature
> continues dropping to ambient.

Wow, that makes the demo sound like rubbish. Can anyone refute
this?

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