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chp9 - Risk Assessment Risk FScN 4131 Food Quality Risk...

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Risk Assessment Risk Assessment FScN FScN 4131 4131 Food Quality Food Quality October 20, 2000 October 20, 2000 Risk Assessment Risk Assessment Acknowledgments: Frank F. Frank F. Busta FScN 5122 Control Systems in Food Microbiology Food Safety Increased Increased Decreased Decreased WHICH ONE IS HAPPENING? Consumer Demands Safer Food More raw and minimally processed foods from global sources Why? globalization better hazard recognition more dependence on others for food urbanization more extensive distribution and transportation Why? more meals and food prepared outside the home less education and understanding of food more types of products available increased demands on food safety agencies
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Types of Food in Food-borne Outbreaks England & Wales The Netherlands Spain (1992-1993) (1991-1994) (1990-1992) poultry meat Chinese food eggs & mayonnaise eggs poultry & eggs bakery products pork & ham meat meat & poultry meat & pies foreign foods fish & shellfish dairy products dairy products cheese mixed foods bakery products milk bakery products fish & shellfish canned products rice fruit & vegetables beef, lamb & mutton puddings vegetables (Notermans & Borgsdorff, 1997) How do we assure the safety of processed foods? Risk Analysis Process Risk Assessment Risk Management Risk Communication What is Risk? What risks do you take daily? Why are you willing to take these risks and not others? How do experts define risk? How is risk assessed by individuals, companies, government? Definition of Risk- Peter Sandman Risk = Hazard + Outrage Some Definitions Hazard = magnitude x probability magnitude-how bad it is when something happens probability-how often it is going to happen Risk = hazard + outrage
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Definitions Risk = probability of injury, disease, or death under specific circumstances Hazard = a biological, chemical or physical agent that can cause an adverse effect on health Likelihood that hazard will cause adverse effects is the “risk” associated with it Hazard is the expected annual mortality and morbidity… and risk assessment measures and risk assessment measures this. this. Outrage is everything about a risk Outrage is everything about a risk that is relevant, EXCEPT how likely it that is relevant, EXCEPT how likely it is to hurt you.
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