Tag Archives: energy star refrigerator

Improvement of Refrigeration

Improvement of Refrigeration Refrigeration, the business of preserving food by cold, first became of marketable significance during the 18th century. Ice witch shaped on the surface of lakes and pounds was cut and stored in insulated storerooms to be used during the summer. This perform was expended by distribution ice from the colder climates to the hotter zones. The use …

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