1. Velders, G. J. M., Fahey, D. W., Daniel, J. S., McFarland, M. & Andersen, S. O. The large contribution of projected HFC emissions to future climate forcing. Proc. Natl Acad. Sci. 106, 10949–10954 (2009).
2. European Parliament. Regulation (EU) No. 517/2014 of the European Parliament and of the Council of 16 April 2014 on fluorinated greenhouse gases and repealing Regulation (EC) No. 842/2006. Official Journal of the European Union L150, 195–230 (2014).
3. UNEP Ozone Secretariat. in Twenty-Eighth Meeting of the Parties to the Montreal Protocol on Substances that Deplete the Ozone Layer (Kigali, Rwanda, 2016); document UNEP/OzL.Pro.28/CRP/10, United Nations Environment Programme, 2016.
4. ANSI/ASHRAE Standard 34-2013 Designation and Safety Classification of Refrigerants (ASHRAE, 2013).
5. ISO Standard 817:2014 Refrigerants—Designation and Safety Classification (International Organization for Standardization, 2014).