thermogravimeter
/θərˌmoʊɡrəˈvɪmɪtər/
noun
- An instrument that measures changes in the weight of a substance as it is heated, used in materials science and chemistry to study decomposition, oxidation, or other thermal reactions.
- The thermogravimeter recorded a sharp weight loss when the compound reached 300 degrees Celsius.
- The lab technician used a thermogravimeter to analyze how the plastic degraded at high temperatures.
- By placing the sample in a thermogravimeter, scientists could see exactly when it started to lose mass.