Bimetallic-Coil Thermometers have a coil in them made of two different metals, which expand at different rates.
This causes the coil also to expand, thus moving a dial.
ThermometersBimetallic-Coil Thermometers; Candy Thermometer; Cheese Thermometer; Chocolate Thermometer; Meat Thermometers; Oven Thermometers; Refrigerator Thermometers; Safe Cooking Temperatures; Thermometers
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