ET McCullough, PM Dhooge, SM Glass… - Proceedings of The 4th …, 2001 - ntrs.nasa.gov
Refrigerants used in process and facilities systems in the US include R-12, R-22, R-123, R-
134a, R-404A, R-410A, R-500, and R-502. All but R-134a, R-404A, and R-410A contain …