Icebox
non-mechanical household appliance for cooling foodstuffs using ice

An icebox (also called a cold closet) is a compact, non-mechanical refrigerator which was a common early-twentieth-century kitchen appliance before the development of safely powered refrigeration devices. They were insulated cabinets, to which large chunks of ice would need to be added every several days to maintain refrigeration.
Before the development of electric refrigerators, iceboxes were referred to by the public as "refrigerators". Only after the invention of the modern electric refrigerator did early non-electric refrigerators become known as iceboxes. The terms ice box and refrigerator were used interchangeably in advertising as long ago as 1848.
Origin
The first recorded use of refrigeration technology dates back to 1775 BC in the Sumerian city of Terqa. It was there that the region's King, Zimri-lim, began the construction of an elaborate ice house fitted with a sophisticated drainage system and shallow pools to freeze water in the night. Using ice for cooling and preservation was not new at that time; the ice house was an introductory model for the modern icebox. The traditional kitchen icebox dates back to the days of ice harvesting, which was commonly used from the mid-19th century until the introduction of the refrigerator for home use in the 1930s. Most municipally consumed ice was harvested in winter from snow-packed areas or frozen lakes, stored in ice houses, and delivered domestically.
Begin with the source’s own compact description: “Icebox” is non-mechanical household appliance for cooling foodstuffs using ice. The dossier treats that line as a proposition to test through Icebox, non-mechanical and household, not as a finished interpretation.
Why this record matters
The phrase “non-mechanical household appliance for cooling foodstuffs using ice” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Sep 22, 2026. The linked authority identifier is Q3667020. None of the 1 selected statements returned an explicit reference. The first chronological checks are 1848 and 1775.
Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Icebox” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.