Shops Clear Glass Tabletop Galileo Thermometer With Colorful Temperature Markers

Product Name: Shops Clear Glass Tabletop Galileo Thermometer With Colorful Temperature Markers
Clear Glass Tabletop Galileo shops Thermometer With Colorful Temperature Markers This Galileo Thermometer is based on a scientific principal discovered by Galileo. This thermometer feature bubbles, filled with black liquid, that rise and fall as the temperature changes. Sophisticalted thermometer tells the temperature based on the movement of glass bubbles within a liquid-filled cylindrical tube Bubbles, filled with black liquid, rise and fall as the temperature changes As the liquids in the cylinder contract at higher temperatures, the spheres of slightly different weights rise; as the liquids cool, the spheres drop The lowest floating sphere in the upper part of the cylinder tells the correct temperature For indoor use only Glass Wipe clean Measures 3" L x 3" W x 17.5" H In Very Good Pre-Owned Condition ‼️.