Thermco ACC10073BLS ACCU-SAFE Blue Spirit Filled Non-Toxic Thermometer, Fractional Degree, -1 to 201&deg;C Range, 0.5&deg;C Division, 76mm Immersion, 430mm Length Non-Toxic Biodegradable Liquid & Dye Easy to Read Blue Liquid Each Thermometer Serialized Certificate of Accuracy Included, Permanent Scales Several Ranges & Sizes, Safety-Coating Available