There's an astounding amount of energy from various thermally-wasteful processes we engage in we that we could recover via thermoelectric junctions. But it needs reaching some threshold of efficiency meeting deployment monetary constraints.

In concrete production alone, from a huge menu.

#ThermoElectricGeneration
#WasteHeatRecovery
#EnergyModernization

https://www.sciencedirect.com/science/article/pii/S0973082623000844?dgcid=rss_sd_all