The refrigerant flows through the coils on the back or under the freezer and through an expansion valve to the inside of the freezer. As the refrigerant passes through the expansion valve the pressure drops and hence the temperature also drops.
The noun MM has 1 sense: 1  1. a metric unit of length equal to one thousandth of a meter. 2  Meaning: 3  A metric unit of length equal to one thousandth of a meter. 4  Classified under: 5  Nouns denoting quantities and units of measure. 6  Synonyms: 7  millimeter; millimetre; mm. 8  Hypernyms (mm is a kind of...):
Global Health Data Exchange (GHDx) â Institute for Health Metrics and Evaluation (IHME) Access Global Health Data Exchange (GHDx) â Institute for Health Metrics and Evaluation (IHME) GHDx is a catalog of the worldâs health and demographic data. Use the GHDx to research population census data, surveys, registries, indicators and estimates, administrative health data, and financial data related to health. The provider, the IHME, is an educational and research public health organization, and provides fellowships at the bachelorâs and graduate levels.