在美国,EPA GreenChill 合作伙伴报告的公开数据显示,2019 年,CO₂ 只占安装制冷剂的一小部分 <1 %. Supermarket retailers have a variety of needs for existing and new stores and technology adoption trends vary by region. CO₂ is not a solution for existing system designs and requires purchase and installation of all new equipment. Supermarkets worldwide have had great success using retrofit refrigerants like Opteon™(欧特昂™)XP40 (R-449A) 为低 GWP 产品,符合可持续性目标。此外,越来越多的制冷剂设计工程师和最终用户开始探索采用新系统架构的超低全球变暖潜值 (GWP) 氢氟烯烃 (HFO) 解决方案,以提供无缝运营所需的性能、成本和可持续性。