REVIEW OF TERMINOLOGY EXPOSURE (EXPOSURE RATE) UNIT - CONCEPT ROENTGEN EXTERNAL GAMMAOR X RADIATION CURIES 4) | | ee PER CUBIC METER( RADIONUCLIDE CONCENTRATION CURIES _ IN AIR, WATER, FOOD PER KILOGRAM || CURIES PER SQUARE METER CONTAMINATION OR EMANATION (RADON) CURIES RADIONUCLIDE INTAKE QUANTITY (PER UNIT TIME)