lecture_11

lecture_11 - should be considered seriously? 2. How is...

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FOOD SCIENCE 4010--Lecture 11 Irradiation PRINCIPLES: Food irradiation can be used as a preservation technique or a unit operation. Food irradiation induces free radicals. Radiation dose depends on the sensitivity of the item irradiated and the resistance of microbes present. Radiation can penetrate some packaging thus eliminating post-processing contamination. Food companies are reluctant to use food irradiation. DISCUSSION QUESTIONS: 1. What concerns have been raised about food irradiation? Which of these concerns
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Unformatted text preview: should be considered seriously? 2. How is radiation dose measured? How do you decide what dose to use in irradiating a food product? 3. How does the size of a microbe affect the dose required to inactivate it? How susceptible are viruses to irradiation? 4. How effective is irradiation in inhibiting sprouting? What vegetables are most appropriate and least appropriate for irradiation? 5. How is the presence of microbes determined in irradiated foods?...
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This note was uploaded on 04/08/2011 for the course FDST 4060 taught by Professor Shewfelt during the Spring '11 term at UGA.

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lecture_11 - should be considered seriously? 2. How is...

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