Thermal and Nonthermal Processing

Thermal processing is still the major technique for shelf-stable food preservation, but other technologies are finding applications.

Dan Farkas (phone 415-332-5461), Professor Emeritus of Food Science at Oregon State University—and the most recent winner of the Institute of Food Technologists’ Nicholas Appert Award, which is named for the founder of thermal processing— observed that there is a general movement in food processing away from high heat treatment and deep-freezing toward milder treatm…