Refrigerator
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Bonbo
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TECHNOLOGY
Home Appliances
Refrigerator
Refrigerators cool by moving heat out, not by creating cold air inside
12 days ago
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What is the primary mechanism by which a refrigerator keeps its interior cool?
It removes heat from inside and expels it outside using a heat pump.
It generates cold air inside by producing low temperatures directly.
It freezes the air inside to keep everything cold.
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Nellieger
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TECHNOLOGY
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Refrigerator
Refrigerators revolutionized food storage by slowing bacterial growth through controlled cooling
28 Jan 2026
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Why is it important for a refrigerator to maintain a temperature between 3 to 5 °C for perishable food storage?
Because this temperature range slows bacterial growth without freezing the food.
Because it keeps the food completely frozen to prevent any spoilage.
Because higher temperatures speed up the refrigeration process.
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