The admixture of a semi moist animal food is subjected to a sub atmospheric pressure to _____
(a) Prevent expansion of resulting plastic mass in the extruder
(b) Enhancing expansion of resulting plastic mass in the extruder
(c) Enhancing contraction of resulting plastic mass in the extruder
(d) None of the mentioned
The question was posed to me in homework.
I want to ask this question from Principles of Semi-Moist Foods-1 in chapter Principles of Semi-Moist Foods, Principles of Food Preservation by Fermentation, Principles of Food Pickling and Curing and Principles of Food Storage Stability of Food Engineering