RADIATION SOURCES AND EFFECTS IN PEOPLE

Bobby R. Scott, Ph.D., LRRI

Table of Contents


1.0   WHAT ARE THE SOURCES OF RADIATION EXPOSURE?

1.1    Natural Sources
1.2    Nuclear Workplace
1.3    Nuclear Weapons
1.4    Radiological Weapon Incidents
1.5    Nuclear Reactor Accidents/Destruction
1.6    Medical Treatment
1.7    Other

2.0   HOW ARE DIFFERENT AMOUNTS OF RADIATION EXPRESSED?

2.1    Radiation Exposure Units
2.2    Radiation Absorbed Dose Units
2.3    Radioactivity Units
2.4    Radiation Protection Units

3.0   HOW CAN RADIATION EXPOSURE HARM PEOPLE?

3.1    Harm from Small Radiation Doses
3.2    Harm from Large Radiation Doses
3.3    Harm from Exposure to Radiation and Other Hazards (Chemical, Biological)

4.0   WHAT CAN BE DONE TO PROTECT FROM RADIATION HARM?

4.1    Physical Protection
4.2    Chemical Protection
4.3    Physiological Protection

5.0   HOW ARE RADIATION RISKS EVALUATED?

5.1    The Steps in Risk Assessment
5.2    Risk Assessment vs. Risk Management
5.3    Risk Assessments and Judgments
5.4    Risks Associated with Small Radiation Doses
5.5    Risks Associated with Large Radiation Doses