Thermometer Galileo Galilei liquid tube "temps" float

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Invented by the Italian scientist, Galileo Galilei, this thermometer is based on the law of physics which states that the specific gravity of liquids changes as they expand at different temperatures. Fun and functional! Height 14" (340 mm): Diameter 2" (50 mm); Measuring range 18-26 degrees C and 64-78 degrees F designed for indoor use. Will be packed carefully. Guaranteed satisfaction. No reserve!