When looking at dishwashers Bosch were selling some that had Zeolite cyrstals that magically seemed to create heat out of moisture absorption, which seems to go

When looking at dishwashers Bosch were selling some that had Zeolite cyrstals that magically seemed to create heat out of moisture absorption, which seems to good to be true. I guess this is similar crystal? https://www.bosch-home.com/us/experience-bosch/crystaldry https://www.bosch-home.com/us/experience-bosch/crystaldry https://en.wikipedia.org/wiki/Zeolite https://en.wikipedia.org/wiki/Zeolite