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

Question

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

Tardigrade Admin · Accepted Answer

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.

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

Dry $CO$

Liquid $C H_{4}$

Dry ice

Liquid $H_{2}$

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.

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

Dry CO

Liquid CH4​

Dry ice

Liquid H2​

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.

Dry $CO$

Liquid $C H_{4}$

Liquid $H_{2}$