Basic Physics of Radiation Safety -- Essential Equipment in Radiation Safety -- Radiation Units, Radiation Exposure, and Absorbed Dose -- Radiation Protection -- Regulatory Framework for Radiation Protection -- Medical Uses of Radioactive Materials -- Training and Experience of Authorized Personnel -- Emergency Procedures -- Management and Release of Patients Administered with Radioactivity -- Disposal of Radioactive Waste -- Transportation of Radioactive Material -- Biological Effects of Radiation in Humans.