Exposure 03 : (1) A measure of the ionization produced in air by x or gamma radiation. The unit of exposure is the Roentgen (R).?(2) Being exposed to ionizing radiation or to radioactive material
28- Radiation Safety Office, Harvard University Department of Environmental Health & Safety, Radiation: Glossary of Terms, Cambridge, MA, USA 2010. radiation_protection@harvard.edu. (Rad Sfty, Prot and Cont - Amer) {82}
