
Refrigeration G3 Exam Prep JP
Practice Questions & Answers
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About
A study app for the Japan Class 3 Refrigeration Safety Manager (Refrigeration Machinery Responsible Person) exam. Study efficiently with practice questions and detailed explanations across all subjects.
■ Subjects Covered
[Safety Management Technology]
• Refrigeration cycle and heat calculations (p-h diagram, COP)
• Refrigerants, brine, and refrigeration oil
• Compressors, condensers, evaporators
• Auxiliary equipment, expansion valves, automatic control
• Safety devices, pressure vessels, materials, installation, maintenance
[Laws and Regulations]
• High Pressure Gas Safety Act (general provisions, definitions, scope)
• Manufacturing regulations
• Storage, transport, consumption, disposal, sales
• Safety systems (refrigeration safety managers, inspections)
• Technical standards for containers and facilities
■ Study Modes
• Random practice (10 / 25 / 50 / 100 questions)
• Study by subject
• All questions in order (resume supported)
• Review incorrect answers
• Bookmarks and unanswered questions
■ Progress Tracking
• Automatic tracking of correct answer rate
• Subject-by-subject performance overview
Works completely offline — study anytime, anywhere.
■ Reference Sources
• Ministry of Economy, Trade and Industry https://www.meti.go.jp/
• High Pressure Gas Safety Institute of Japan (KHK) https://www.khk.or.jp/
※ This app is an independent study tool and is not affiliated with any examination body.
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What's New in Refrigeration G3 Exam Prep JP
1.1
July 17, 2026
Minor fixes.



