Climate control, Climate-control, Glycol, Propylene, Hydrocarbon, heating, cooling, cooler, Water cooled, Water-cooled, Air cooled, Air-cooled, condensing, refrigeration, compressor, CO2, racks, HFC, HFO, Solstice ze, Chiller, valve, air conditioning, R744, Heat pumps, Turbocor, R134a, R290, R600a, R1234ze