Interstate Compact Supervision. The Interstate Compact is a federal agreement that provides guidelines for the transfer of offender supervision among all 50 states and most U.S. territories.nterstate Compact Supervision. The Interstate Compact is a federal agreement that provides guidelines for the transfer of offender supervision among all 50 states and most U.S. territories.
Humidity is the measure of the amount of moisture in the air. A psychrometer is an example of a hygrometer. A psychrometer uses two thermometers to measure relative humidity; one measures the dry-bulb temperature and the other measures the wet-bulb temperature.
A hygrometer or a psychrometer is used to measure humidity. A psychrometer employs the use of two thermometers to measure relative humidity accurately. The thermometers simultaneously measure the wet-bulb and dry-bulb temperatures. A common device used to measure relative humidity by meteorologists is the sling psychrometer which is swung around.