EPA 608 Prep 35, Refrigerant Safety — Asphyxiation, Frostbite, and Toxic Decomposition

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Why refrigerants, being heavier than air, create a significant asphyxiation risk in confined spaces by displacing oxygen. - The critical safety rule of recovering all refrigerant before brazing to prevent the formation of lethal phosgene gas from chlorinated refrigerants. - How direct contact with liquid refrigerant causes severe frostbite and why proper PPE, like gloves and safety glasses, is essential. - The specific primary hazards of other refrigerants, such as ammonia (toxic and flammable) and hydrocarbons (flammable). - A mnemonic to remember the danger of heated chlorinated refrigerants: "If you heat the chlorine, you'll make a deadly scene." For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep