Another third film, which will show that with COLD we can receive electric current with low efficiency .. I can determine it by the speed of the received current after cooling one side of the peltier module plate .. We get the current very quickly, despite the fact that heat is not a very fast transmitter yours.
This time we take a cold spray with the medical ICEMIX peltier available in every pharmacy.
https://www.youtube.com/watch?v=RXeVCjllgB8
Andrew