Interest in CO₂, a natural refrigerant, has been growing rapidly in the refrigeration and air conditioning 

industry recently. Furthermore, related news articles have generated significant buzz by announcing the 

launch of integrated refrigeration and cooling solutions based on CO₂ as a natural refrigerant. This goes 

beyond a simple new product launch; it can be seen as a sign that the domestic refrigeration and cooling 

industry is entering a full-scale transition to eco-friendly refrigerants.