Refrigerant HFO-1234yf is a Flammable “4” in the NFPA 704 Diamond (Part 2)
In Part 1 of this series I established how this material is a Category 1 Flammable Gas based on both the manufacturer’s SDS and OSHA’s Hazardous Communications Standard Appendix B. In this article I wish to address how an HFO-1234yf storage tank, which is an ASME pressure vessel, should be labeled, versus how some have […]
