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Which one of the following is used as...

Which one of the following is used as refrigerant for ice - cream and frozen foods ?

A

`Dry Co `

B

Liquid `CH_(4)`

C

Dry ice

D

Liquid `H_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
The most common use of dry ice is to preserve food . Using non- cyclic refrigeration . It is frequently used to pack items that must remain cold or frozen such as ice- cream or biological samples without use of mechanical cooling
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