4 ms·
Haven’t you just described a geothermal heat pump [0]. These are not exactly new. 0. https://en.wikipedia.org/wiki/Geothermal_heat_pump https://en.wikipedia.or
by danieltillett 8y ago
Haven’t you just described a geothermal heat pump [0]. These are not exactly new.
0. https://en.wikipedia.org/wiki/Geothermal_heat_pump https://en.wikipedia.org/wiki/Geothermal_heat_pump