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Joined: Aug 2001
Posts: 7,520
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Many older telephone cables here were pressurized with nitrogen to help keep moisture out.

A
Anonymous
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I once saw an article in Four Wheel Drive magazine on how to pressurize all your guages with a small compressor when building the ultimate river fording machine.

Joined: Dec 2000
Posts: 4,294
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I've got a switch like that in front of my house, and there's a bottle of nitrogen chained to a phone pole with aforementioned box above it right down the street...S

Joined: Jul 2002
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Bjarney,
Quote
Older, lesser used, never maintained air switches are the spookiest.
I'd agree with you there, mate!.
Darned things give me the willies!. [Linked Image]

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