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Galileo ball thermometer is a creative, decorative thermometer

2020-11-27

JVTIA

195

Galileo ball thermometer is Galileo ( 1564 ~ 1642) Invented by a creative and decorative thermometer. This is also the first thermometer. The thermometer mainly consists of glass shell, ball and liquid. Cylindrical glass tube filled with liquid, there are a number of colored glass balls, with the change of the temperature and floating up and down, this is a very interesting product. When the environment temperature is higher than the metal digital plaque hanging below the ball, the ball will sink; Conversely, when the environment temperature is lower than metal digital plaque hanging below the ball, the ball will rise. Through ball floating and sinking to indicate the environmental temperature. Note: 1. Liquid for kerosene, belong to flammable items. 2. In order to accurately measure temperature, please avoid direct sunlight and away from heat. 3. Glass is fragile, such as accidentally break, please wear gloves to clean up. 4. Products not toys.

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