United Scientific Supplies, THPC02, Thermometer, Red Liquid, 12", Partial Immersion, -10°C to 150°C
Red spirit-filled thermometer provide increased safety and economic pricing. It contain a petroleum-based column with red dye, which is significantly safer than mercury.
Partial immersion thermometer is useful if you have a shallow container which holds the substance to be measured. This thermometer have a small indicator ring that denotes the depth to which the thermometer should be submerged to obtain and accurate temperature reading.