Radiation Protection Glossary

A radiation protection glossary for Radiation Protection Supervisors (RPS), Radiation Protection Advisers (RPA) and anyone else interesting in radiation safety terms and definitions. The glossary is a mixture of health physics , phrases related to radiation protection legislation, transport, practical safety, technical terms and similar.

Search the Glossary by either clicking on a letter or typing a keyword into the search box. This glossary is relational so when looking at one term you can click through to other related terms as required.

For formal advice, see our Radiation Protection Adviser pages. 

Safety Case

Safety Cases are used with in the nuclear industry,in other high risk industries, and where the public are exposed to systematic risks on a daily basis (e.g. railway transport systems). A safety case will set out how operators manage and control the health and safety of employees, members of the public and the environment. The safety case will also detail Contingency plans for dealing with incidents and accidents by assessing all Reasonably Foreseeable adverse events. In essence, the safety case provides a 'safe operating envelope' which considers things like safety policy, Risk Assessment, safety management systems, risk control measures, reliability assessments and contingency.

In the beginning, there was nothing, which exploded

– Terry Pratchett -