Absorption heat pumps use an ammonia-water absorption cycle, instead of a vapor-compression cycle, to transfer heat. Ammonia will be the refrigerant, and water is the absorber. The ammonia condenses at among the method’s coils to release heat and evaporates at another coil to absorb heat. Use low-quality waste heat: Gasoline https://olivebookmarks.com/story20421164/robur-heat-pumps-for-dummies