[Beowulf] Re: HVAC and room cooling... wires

John Hearns john.hearns at clustervision.com
Sat Feb 7 03:18:47 EST 2004

On Fri, 6 Feb 2004, Jim Lux wrote:

> This is why aluminum wiring was popular: the density of Al at 2.7 vs Cu at 
> 8.96, even after you factor in the fact that you might need more aluminum 
> (because it's lower conductivity), it's still better than 2:1 weight 

Oh yes.
Lots of telephone circuits were wired in aluminium in the 1960's in the 
UK. Corrosion now means these customers have difficulty getting ADSL.

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