Giant Classroom Thermometer, Largest Working Thermometer Available for Class Display! 30 in Wall Mounted Thermometer Has 23In Tube Recessed Into the Sturdy Wooden Base, Temperatures Range from -40Degree to 50Degree C and -40 D
Thermometer, Material: Glass, Dual scale, Mounted on aluminum back, Filling: 3 grams of Toluene mixed with red color, Temperature: -20 deg to 110 deg C
Thermometer, Material: Glass, Dual scale, Mounted on aluminum back, Filling: 3 grams of Toluene mixed with red color, Temperature: -30 deg to 110 deg C