Absorption heat pumps use an ammonia-water absorption cycle, as an alternative to a vapor-compression cycle, to transfer heat. Ammonia would be the refrigerant, and drinking water may be the absorber. The ammonia condenses at one of many method’s coils to release heat and evaporates at one other coil to soak https://purethermal.co.uk/media-news/can-gas-absorption-heat-pumps-provide-an-alternative-heat-pump-option-in-2025/