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.
Weather forecasters use a special tool called a barometer to measure air pressure. Barometers measure atmospheric pressure using mercury, water or air. Youâll usually hear forecasters give measurements in either inches of mercury or in millibars (mb).eather forecasters use a special tool called a barometer to measure air pressure. Barometers measure atmospheric pressure using mercury, water or air. Youâll usually hear forecasters give measurements in either inches of mercury or in millibars (mb).