thermal - associated with or linked to heat; "thermal movements of molecules"; "thermal capability"; "thermic Vitality"; "the caloric effect of daylight" This incessant jostling is kinetic energy, and also the sum of it—throughout trillions and trillions of particles—is exactly what we simply call thermal Electrical power. On ordinary the https://mpi-thermal.com/blog/thermal-shock-vs-thermal-cycling-test/