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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Everyday LifeOne small ahaHome system

This device uses a refrigerant cycle to move heat from cooler surroundings into a warmer building.

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Everyday LifeOne small aha
Your new ahaHeat pump

Heat pump: Moves heat between places. Source: Heat pump ↗

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More from How Things Work at Home

A few more worth knowing.

  1. 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.

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  2. 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.

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  3. 05This cooker heats a ferromagnetic pan directly, making the pan itself the main heating element.IDENTIFY
    Induction cooker

    Induction cooking uses a changing magnetic field to induce currents in compatible cookware.

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