Pasteurization is most often associated ( ) .
A. with liquid foods and elevated temperature
B. with solid foods and elevated temperature
C. with elevated temperature
D. with Clostridium botulinum
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Low-acid foods have pH values higher than ( ).
A. pH4.6
B. pH3.7
C. pH7.0
D. pH6.0
The principle of ______ that under conditions of low vapor pressure (vacuum),water evaporates from ice without the ice melting.
Vacuum drying produces the highest quality of product but is also very______ .
Three common methods of drying are______ , ______ and______ .