Original price $8.95 - Original price $8.95
$8.95 - $8.95
Current price $8.95
Relative humidity is a measure of the actual moisture content in the air, as compared to the greatest amount of moisture that air at same temperature, could hold. This ratio is expressed as a percentage. This psychrometer can be used to determine relative humidity as well as dew point temperature. Grades 6-12.