Dew point can be calculated using the air temperature and a relative humidity value, which is measured using something called a sling psychrometer. A psychrometer is a metal rod, around 6 inches long, ...
An e-mail from Herman asks about an instrument using thermometers to determine humidity and wants to know what it is. It's called a sling psychrometer and consists of two thermometers fastened onto a ...
Add Yahoo as a preferred source to see more of our stories on Google. A what? A sling psychrometer is a difficult word for a very simple tool. It dates back to the 1700s and is actually still used ...
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