Use the sling psychrometer with wet bulb, wick, and rubber band; and dry bulb thermometer to measure humidity and dew point by rotating on a plastic handle. Includes an eight-page activity guide.
Product Number: SB01700M
Pocket Sling Psychrometer
A self-contained sling pocket case and slide rule sling psychrometer made of high-impact plastic. Designed for easy handling and carrying, the psychrometer measures 5/8" x 1-5/8" x 6-7/8". The bigger, sharper, white-on..
Product Number: SB27109M
Centigrade Pocket Sling Psychrometer
With recessed psychrometer bulbs to prevent breakage during use. Range of -5° to 50° C in 1° divisions. Red liquid filled. Water reservoir eliminates need to constantly re-wet wick. Carrying case and plastic chart.
Product Number: SB47136M
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