Average Individual Risk : Is the average chance of an individual in a defined population sustaining a given level of harm from incidents, which are considered to be limited to that population
Working Party of the Engineering Practice Committee of the Institution of Chemical Engineers, Nomenclature for Hazard and Risk Assessment in the Process Industries, Rugby, UK 1982. http://cn.manganese.org/images/uploads/pdf/NOMENCL ATURE_OFR_HAZARD_AND_RISK_ ASSESSMENT_IN_THE_PROCESS_INDUSTRIES.pdf, (Nomenclature for Haz and Rsk Assess in the Procss Ind - Brit) {998}