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Costs
What are the costs involved in freezing? The cost of a freezer or of freezer space in a refrigerator or freezer locker is an obvious one. Some repairs are necessary over the 15-year life of a freezer — figure 2 percent of the purchase price each year. You won’t spend that much each year but you’ll spend more than that when a service call is needed.
Energy is needed to operate the freezer. A small amount of the energy is used for the initial freezing of foods but the principal energy usage is for maintaining 0 degrees F. in the freezer. Total energy usage will depend on a number of factors including the size of the freezer, its efficiency, and its location.
Packaging materials are another cost of freezing.
The cost per pound of frozen food can be calculated by dividing the total costs of operating a freezer by the number of pounds of food frozen. A 12-cubic-foot freezer would hold about 420 pounds, 35 pounds per cubic food. If it used $100 worth of energy a year, the energy cost per
94.2%