Alt-BEAM Archive
Message #01041
To: beam@corp.sgi.com
From: John Leo Zimmer jlz@novia.net
Date: Thu, 25 Feb 1999 20:28:10 -0600
Subject: [alt-beam] Re: mercury switches
At 19:16 25 02 99 -0500, James Wilson wrote:
>You must have seen a mercury thermometer? Thermostats used in heating
cooling
>are a good place to look for mercury switches this is what their primary
>function is. In addition to gravity having an effect temperature does as
>well.The mercury expands when it is heated like in a thermomiter and this is
>used to trigger hvac systems.
sorry, what's "hvac"?
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