[time-nuts] Thunderbolt stability and ambient temperature

Chuck Harris cfharris at erols.com
Wed Jun 10 19:23:56 EDT 2009

Joseph M Gwinn wrote:

> I read somewhere the suggestion to take the cast iron block from an old 
> automobile engine and put it in a heavy insulated wooden cabinet: ~250 Kg 
> of iron in an insulated box.  Cracked blocks are useless in an engine, and 
> so are available in junkyards quite cheap.

Yes, but water is so much easier to find, and easier to
package, plus it has a great storage capability.

-Chuck Harris

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