[Vwdiesel] Rabbit droppings # 123 -- ( the back to school geezer )

[Jim Arnott]

On Friday, Oct 15, 2004, at 11:57 US/Pacific, Erik Lane wrote:

> Gold is used in satellites as part of their electronic
> circuits, and as a heat shield. Gold reflects heat.
>

And it doesn't oxidize.  Silver does.

Jim

> from http://www.marthamine.co.nz/schools/gold_sch.html
> --- LBaird119 at aol.com wrote:
>
>> ·     Thermal Conductivity: Diamond conducts heat
>> better than anything -
>> five times better than the second best element,
>> Silver!
>>
>>
>>   Then why do they use gold on satelites for the
>> heat dispersant coating
>> instead of silver? (Assuming/best I can recall-
>> that's why they cover them
>> all in gold like that.)
>>     Loren