Sensors detect foreign objects
A new ultrasonic technology could alert food manufacturers if foreign objects have fallen into their product somewhere along the processing stream. Researchers at the U.S. Dept. of Energy’s Pacific Northwest National Laboratory, Richland, Wash., developed a patented inspection method that uses sound waves to detect foreign objects in food products.

Originally developed to look for bone fragments and foreign materials in chicken breasts, the method can also detect alm…

Premium Content
You've reached your monthly limit of free articles.
Access Food Technology
Log in Subscribe