● With White Back and Partial (76 mm) Immersion Fahrenheit in 2° Subdivision, Celsius in 1° subdivision Ring Top - Easy to hang Scales Printed Horizontally - Easier to Read Reinforced Glass Bulb - Strengthened bulbs prevent breakage if students misuse thermometer as stirring rod Nonroll Fitting Feature Permanently Fused Markings - Scale never washes out Used in all general laboratory applications including hot ovens and incubators. ● 12 length.