The vapor pressure of mercury is:

P = ((-3295.2959/K) + 8.274427)^10

where P is the pressure in Torrs, K is degrees kelvin (C + 273).

Marshall

"Robert L. Berger" wrote:

> Hi Ya'all,
>
> During my stint as Engineering department Chief of Electron tube
> manufacture at Western Electric in Lee's Summit, Missouri, we made
> mercury vapor rectifiers (big ones) and we constantly monitored the area
> for mercury fumes. The equipment was so sensitive that one could measure
> mercury vapor in the mouth of those who had amalgum filings.
>
> One normally does not think that a liquid metal has a vapor pressure at
> room temperature but it does.
>
> "Ole Bob"
>
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