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Defrost Systems in Household Refrigerators. The process of removing the ice or frost from the evaporator or freezer is called as defrosting. The automatic controls employed in the present day refrigerators to prevent the formation of frost on the evaporators are called as the defrost systems. slide 2 of 5.
How to defrost poultry using the Cold Water method. The cold-water method involves submerging the wrapped poultry in a sink full of cold water for a period of time. This method is much faster than defrosting the poultry in the fridge, nevertheless careful precautions must be taken.