Three types of alloy surfaces containing at least 90 per cent
copper completely eliminate E. coli O157:H7, according to an
ongoing UK study of the pathogen-killing properties of the metal.
A natural cleaning fluid made of live bacteria could help meat
processors get rid of pathogensfrom animal hides, a key source of
cross-contamination in the plant.
Techniques such as high-pressure processing, pulsed electric
fields, radio-frequency electric fields, ultraviolet light, and
irradiation have been shown to be faster and less disruptive to
quality than traditional thermal processing...