Theoretical Assessment of appropriate fluids for high temperature heat pumps as many as one hundred twenty five °C heat supply A CO2 heat pump utilizes carbon dioxide as being a refrigerant. Carbon dioxide can be a In a natural way developing fuel, and it has a really lower boiling issue. https://oilon-heat-pumps21853.xzblogs.com/58974780/5-essential-elements-for-co2-heat-pumps