thermocouplea junction of two different metals that generates a small voltage proportional to temperatureIndustrial furnaces use thermocouples to monitor and regulate internal temperatures with high precision.NoteIndustrial furnaces use thermocouples to monitor and regulate internal temperatures with high precision.Elon.io is an online learning platformWe have an entire course teaching TOEFL Academic Vocabulary grammar and vocabulary.Start learning TOEFL Academic Vocabulary now