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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Everyday LifeOne small ahaHome system

This appliance moves heat from its insulated interior into the room to keep food cold.

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Everyday LifeOne small aha
Your new ahaRefrigerator

Refrigerator: Moves heat out of a cabinet. Source: Refrigerator ↗

ahamoraReference ↗

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More from How Things Work at Home

A few more worth knowing.

  1. 02This device uses a refrigerant cycle to move heat from cooler surroundings into a warmer building.RECALL
    Heat pump

    A heat pump transfers heat rather than creating it directly, and many systems can reverse direction.

    Open this card ↗
  2. 03This control compares the measured temperature with a set point and adjusts equipment to close the gap.RECALL
    Thermostat

    A thermostat compares measured temperature with a set point and controls equipment to narrow the difference.

    Open this card ↗
  3. 04This kitchen appliance heats food with electromagnetic waves, especially affecting water-rich material.RECALL
    Microwave oven

    A microwave oven uses electromagnetic waves to transfer energy into food, especially water-rich material.

    Open this card ↗