Activity 19 : Radiation and Radiological Disasters. The rate of disintegration (transformation) or decay of radioactive material. The units of activity are curie (Ci) and the becquerel (Bq)
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}
