Updated Jun 27, 2026 · v1.36
This is a collection of questions for the Class C Hazardous Materials Handling Examination. It also includes a textbook and glossary.
This is a workbook for the Class C Hazardous Materials Handler Examination. Features ① Study by subject, with multiple-choice questions just like the real thing. Based on past test trends, questions covering a wide range of topics are included, with explanations. Contains a question-and-answer format, and you can check your accuracy rate after answering. Laws and Regulations: 274 questions Combustion and Fire Extinguishing: 193 questions Properties and Prevention: 269 questions Total: 736 questions ③ Equipped with check and save functions Automatically memorizes questions you got wrong and prioritizes questions you got wrong or have not yet answered. The save function also allows you to resume from where you left off when you restart, allowing for efficient study. (Data can be reset for each subject via the menu button.) ④ Equipped with a progress bar A bar above the questions lets you track your progress, providing a useful guide for studying. ⑤ Questions presented in the actual exam format Just like the actual exam, you can study with a total of 25 questions. The questions are randomized each time, so you can try them as many times as you like. At the end of the test, the correct answer rate for each subject and the overall correct answer rate are displayed. ⑥ Includes a glossary ⑦ Includes textbook functionality The LITE and trial versions require an internet connection to display advertisements, but the app itself can be used even in environments without an internet connection. The paid version does not require an internet connection at all.
12 years on Google Play
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