Safety has been defined in legislative and administrative frameworks as “reasonable certainty of no harm.”  

Knowledge uncertainty refers to uncertainty about the linkages between inputs and outputs in a system.  

The risk manager is not responsible for creating the risk profile.  

Risk analysis is not useful for organizations that require short-term feedback to determine whether their risk management decisions were effective.  

Risk analysis is useful for organizations that have a desire to use scientific methods and evidence in decision making.  

PILLARS OF RISK ANALYSIS SCIENCE1. The Scientific Basis2. Concepts3. Risk Assessment4. Risk Perception and Communication5. Risk Management6. Solving Real Risk Problems and Issues  

There is a consensus on a set of core principles for risk communication, including that it takes place only at the beginning of the risk analysis process.  

Risk assessment is a systematic process for describing the nature, likelihood, and magnitude of risk associated with some substance, situation, action, or event.    

Knowledge uncertainty refers to the uncertainty that arises due to lack of experimental data to characterize new materials and processes.  

A common example of knowledge uncertainty is not knowing the cost or benefit-cost ratio of a particular parameter.