MM> Err ... and how is this psychrometer
 MM> orientated when swung - no chance of it being
 MM> `shaken down' like an old medical thermometer
 MM> ?

It's swung with the bulb pointing radially outward.  Shaking a thermometer
to get the reading to go down is something my mother used to do before
measuring my temperature.  I don't think it'll get the reading to go below
room temperature, it just gets it to room temperature faster.

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