How heat pumps of the 1800s are becoming the technology of the future https://www.tucsonsentinel.com/nationworld/report/011723_heat_pump_climate/how-heat-pumps-1800s-are-becoming-technology-future/
As the world faces yet another reckoning over energy supplies, several recent innovations aim to make 200-year-old heat pump science even more efficient than it already is, potentially opening the door for much greater adoption of the technology worldwide.
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