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Hygiene

 

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Antimicrobial surfaces in the food industry

23 May 2006 | By Dr Terence Child CSci CChem FRSC, Hygiene Consultant

The application of antimicrobial surfaces in the food industry is creating considerable interest in all aspects of food processing operations.The objective of this article is to review and put into perspective the main technologies currently available for applications in this area. Fully embedded systems and surface coated systems will be…

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If you can’t kill them, control them

9 March 2006 | By Peter de Jong and Meike te Giffel, NIZO food research, The Netherlands

In the food industry the operation costs are governed by fouling. Typically, processes applied in the dairy industry that operate below 80°C are limited by adherence and growth of micro-organisms in the equipment. Above 80°C the run time is limited by deposition of proteins and minerals. Besides the limited run…

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Sanitary design principles for meat processing

9 March 2006 | By Skip Seward, Vice President, Regulatory Affairs, American Meat Institute

Hygienic manufacture of food and beverage is a theme closely allied to New Food. A major contribution toward the goal of safe food production is ensuring that processing equipment is designed with this in mind. The European Hygienic Engineering Design Group (EHEDG) provide regular contributions describing their work and principles…

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Fluid flow in cleaning of closed processes

9 March 2006 | By Assistant Professor Bo Boye Busk Jensen and Associate Professor Alan Friis, Food Biotechnology and Engineering, BioCentrum-DTU

The efficiency of Cleaning-In-Place (CIP) procedures greatly depends on fluid flow (i.e. the motion of detergent and rinsing water). Thorough understanding of the physical action of fluid flow during cleaning allows for redesign of equipment and design of CIP procedures with respect to optimal cleaning characteristics. This article discusses the…

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Considering hygiene in food factories

21 November 2005 | By Mandy Drabwell, New Food

Well informed consumers demand the highest quality food, which means fresh, nutritious, safe products. It is in the manufacturers’ interest to ensure that their products reach consumers in perfect condition and that – at the very least – it is safe to consume. Of course, this feat requires careful attention…

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Dealing with decontamination

21 November 2005 | By Christian James, Food Refrigeration Process Engineering Research Centre, University of Bristol

There is no terminal step (such as cooking) to eliminate pathogenic organisms from raw meat before it reaches the consumer. The consumer is relied upon to ‘adequately’ cook the meat so that any pathogens that may be present are killed. Many studies have shown that at the time of slaughter…

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Implementing food safety and hygiene

29 July 2005 | By Dr Ken Burgess, Technical Director, Dairy Crest

Responsibility for safety from ‘farm to fork’ is obviously shared between farmers, manufacturers and processors, distributors, consumers and various government authorities. The perspective of the manufacturer is in ensuring that known food safety risks are managed and controlled, while the areas of new and emerging food safety risk have traditionally…

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Fruitful improvements in dairy hygiene

29 July 2005 | By Gun Wirtanen and Satu Salo, VTT Biotechnology, Espoo, Finland

The project ‘DairyNET – Hygiene control in dairies’ was built both on common synergy tasks performed in all Nordic countries and on national research studies. The synergy tasks dealt with rapid detection of cleaning agents and disinfectants residues, detection of organic soil in processing equipment hot spots and detection of…

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Wanted: hygienic systems integration

3 May 2005 | By Dr. Lotte Dock Steenstrup, Dr. Alan Friis, BioCentrum-DTU, The Technical University of Denmark and Dr. Roland Cocker, Cocker Consulting, Netherlands

The demands that are placed on product and process within the food production industry are interconnected. Therefore, it is not appropriate to use a largely sequential approach to designing a production facility, where you first address the primary function of the product, i.e. product quality and then consider other issues…

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New era for hygienic food manufacturing

31 January 2005 | By Hilde Cnossen, M.Sc., Jacques Kastelein, Drs. Jan Willem van der Kamp, TNO Nutrition and Food Research, Zeist, Netherlands

The European Network for Hygienic Manufacturing of Food – HYFOMA – was established in 2001 with the aim to provide guidelines and test methods on hygienic design and processing and to disseminate knowledge. The presentations by key stakeholders in the final project meeting, Brussels 30 November 2004, clearly showed that…

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Keeping check of factory hygiene

31 January 2005 | By Dr. A.P.M. Hasting, Hygienic Processing Project Manager, Unilever Research Colworth

Process hygiene is an ongoing issue of considerable importance for the food industry, as the increasing cost pressures placed on manufacturers by the major retailers have to be met, without compromising the safety and shelf life of the product. Fouling and cleaning are widely accepted to be the cause of…