サクッと模擬試験 危険物取扱者乙種第4類 人気資格試験対策 is a free Android app developed by R Studio under the Education & Reference category. It is designed for those who have already studied for the Hazardous Materials Handling Type 4 examination. The app provides a simulation of the national examination with 15 questions about laws, 10 questions about physics and chemistry, and 10 questions about properties and digestion. The app does not provide detailed explanations of the answers, as it is intended to be used for checking your current knowledge and skill level, or to simulate the actual examination. After completing each set of questions, the app displays your score to help you determine if you have met the passing rate of 60%. This app is a silent app that can be used anywhere for studying.