Tech Update: Non-Thermal Processing

Food Engineering - September 2007

By Wayne Labs

Non-thermal processing techniques kill "bugs" in food quite effectively if they're used correctly. Techniques like irradiation, pulsed electric field (PEF), high-pressure process or pasteurization (HPP) and ozone are common processes in the field of food safety. A year ago, the FDA approved the use of bacteriophages as a food additive to kill listeria monocytogenes bacteria. EBI Food Safety in the Netherlands has produced a culture of bacteriophages called LISTEX that is already in use in Europe.

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