This is an online exam designed to fulfill the annual refresher training requirement for employees who work with open source radioactive materials (R-Type URSC radiation use permit). Prerequisites: NMSU Basic Radiation Safety or RSO approved equivalent training. Topics Covered May Include: 1. Radiation Safety Program Organization 2. URSC Permits and Authorizations 3. Worker Safety Training Requirements 4. Natural & Artificial Sources of Radioactivity 5. Radiation Terms & Processes 6. Biological Effects of Radiation Exposure 7. Principles Of ALARA 8. Radiation Exposure & Contamination Control 9. Security of Radioactive Sources 10. External and Internal Dosimetry 11. Basic Radiation Dose and Contamination Surveys 12. Radiation Detection Instrumentation 13. Radiation Emergencies and Spill Response 14. Radioactive Material Shipping & Receiving 15. Radioactive Waste Management