PPT-Radiation Preservation of Foods

  Radiation may be defined as the emission and propagation of energy through space or through a material medium Radiation in Food Preservation 1Nonionizing radiations Ultraviolet Light. Accelerated Aging of Paper Preservation Research and Testing Series No. 9503 November 1995 Professor James Dooley. School of Biomedical Sciences,. University of Ulster,. Coleraine. Food Spoilage and Preservation. Essential element of modern society. Not appreciated by most individuals. A changing environment requiring constant innovation. Varun. . Pathak. School of Biomedical Sciences,. University of Ulster,. Coleraine. Hunter-Gatherer society. supported low numbers/ self-sufficient. unreliable food supply. limited specialisation of individuals. By: Jayda Cooke and Rachel Sapper. Keene State Dietetic . Internship. Objectives. Identify . different types . of fermented . foods. Describe lactobacilli fermentation. Discuss . health benefits of fermented foods. Protection of Foods . Radiation. may be defined as the . “emission and propagation of energy through space or through a material medium”.. Because they destroy microorganisms without appreciably raising the temperature, the process is termed “. . What Are Foods?. Foods. are . materials. (raw, processed, or formulated) that are consumed . orally. by humans or animals for . growth. , . health. or . pleasure. . . Generally, there is no limitation .  . 1.4 Why . are additives included in processed food?. Food Processing. What is food processing?. ‘Food processing means using techniques that changes the original form of the food – for example cooking, refining and adding flavours or colours…’. Dehydrating Basics. Welcome!. Please share:. Your name. Personal family experience with dehydrating foods. Reasons for learning food preservation. Why dehydrate?. One of the oldest methods of food preservation ‒ thousands of years old. Radiation. may be defined as the . “emission and propagation of energy through space or through a material medium”.. Because they destroy microorganisms without appreciably raising the temperature, the process is termed “. Drying. Irradiation. Chemical preservation. Preservation by heat treatment. Blanching. Sterilization. Pasteurization. Blanching. Most vegetables and some fruits are blanched prior to further processing operations, such as canning, freezing or dehydration.. Ch. 28. Objectives:. Describe the effect of freezing on foods. Identify and describe commercial freezing methods. Demonstrate how to choose and package foods for freezing at home. Explain the role of sublimation in freeze-drying. Drying. Irradiation. Chemical preservation. Food Preservation. Food preservation involves the action taken to maintain foods with the desired properties or nature for as long as possible.. The main reasons for food preservation are to overcome inappropriate planning in agriculture, produce value-added products, and provide variation in diet.. Ultraviolet light can be used to inactivate many types of organisms, including viruses, but it is currently known that UV light only works on surfaces or clear liquids such as water. . UV light radiation has been used for many years in pharmaceutical, electronic, and aquaculture industries as a disinfection medium. . Imagine a world where fruits and vegetables stay crisp for weeks, or where spices arrive free of pests. This isn\'t science fiction! Food preservation by radiation is a safe and effective technology that\'s making waves in the food industry.

How Does It Work?

Think of food preservation by radiation like a high-tech zapping machine (but way cooler!). Food is exposed to controlled doses of ionizing radiation, similar to X-rays but at much lower levels. This doesn\'t make the food radioactive - it simply disrupts the growth of harmful bacteria, insects, and parasites that can cause foodborne illnesses and spoilage. It\'s like putting the bad guys on hold so your food stays fresher for longer.

Benefits of Food Preservation by Radiation:

There are several advantages to using this innovative technique:

Enhanced Food Safety: Radiation zaps those nasty bacteria like E. coli and Salmonella that cause food poisoning, keeping your family and friends safe.

Reduced Food Waste: By extending shelf life and preventing spoilage, food preservation by radiation helps minimize the amount of food thrown away. This is good for your wallet and the environment!

Wider Market Access: International trade often requires specific treatments to ensure food safety. Radiation can help your food products meet these requirements, opening doors to exciting new export markets.

Preserves Quality: Unlike some traditional methods, food preservation by radiation doesn\'t significantly affect the taste, texture, or nutritional value of your food.

Is Food Preservation by Radiation Safe?

Absolutely! This technology is endorsed by leading organizations like the World Health Organization (WHO) and the Food and Agriculture Organization (FAO). Extensive research has confirmed its safety for human consumption.

Ready to Explore the Future of Food Preservation?

Food preservation by radiation is revolutionizing the way we keep food fresh and safe. If you\'re in the food industry and looking for innovative solutions, consider partnering with a company like Symec Engineers. We\'re experts in this field and can help you leverage the benefits of this technology.

Contact Symec Engineers today to learn more about how food preservation by radiation can benefit your business. Our team of experts is here to answer your questions and guide you towards a fresher food future.