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In the industry of heating, ventilation, air conditioning, and refrigeration (HVACR), certifications can boost a HVACR technician's credibility and affirm their level of expertise and commitment to their skill.

EPA regulations (40 CFR Part 82, Subpart F) under Section 608 of the Clean Air Act require that technicians who maintain, service, repair, or dispose of equipment that could release ozone depleting refrigerants into t