Epa 608 Universal Exam | Actual Exam With All 160 Verified Questions And Detailed Answers With Rationales | 2025/2026 Edition

EPA 608 Universal Exam | Actual Exam - All 160 Questions and Correct Detailed Answers with Rationales | Verified Answers | 2025/2026 Edition Section 1: Introduction This document presents the complete and verified set of 160 questions and 100% correct answers from the EPA 608 Universal Certification Exam, fully updated for the 2025/2026 testing period. It covers all sections of the exam: Core, Type I (Small Appliances), Type II (High-Pressure Systems), and Type III (Low-Pressure Systems). Each question is paired with a detailed rationale, making this A+ graded guide the ideal preparation resource for HVAC technicians seeking Universal EPA 608 certification. Section 2: Exam Questions and Answers Core Section 1. What is the primary purpose of the Clean Air Act? A) To regulate water quality B) To protect the ozone layer C) To control industrial emissions D) To manage waste disposal B) To protect the ozone layer Rationale: The Clean Air Act, amended in 1990, includes provisions to phase out ozone-depleting substances like CFCs, aligning with EPA 608 goals. 2. Which refrigerant is classified as an HCFC? A) R-134a B) R-22 C) R-410A D) R-1234yf B) R-22 Rationale: R-22 is a hydrochlorofluorocarbon (HCFC) with ozone-depleting potential, being phased out under