SP Bel-Art, H-B Easy-Read General Purpose Liquid-In-Glass Laboratory Thermometer; -10 to 110C, Total Immersion, Environmentally Friendly (B60303-0000)

Why are Enviro-Safe Thermometers safe? The liquid inside an Enviro-Safe thermometer has been certified environmentally safe by an independent third party, *EnviroKleen.

Enviro-Safe liquid consists of a mixture of biodegradable citrus oil and a green, non-toxic dye.