Physics and Chemistry

Specific Gravity and Density

This guide provides essential knowledge on specific gravity for the hazardous materials handler exam, with a clear explanation of key concepts tested. Learn about the specific gravity of substances like water, gasoline, and ice through sample questions to support your exam preparation.
Physics and Chemistry

Heat and Specific Heat

Learn the fundamentals of heat, specific heat, and heat capacity necessary for the hazardous materials handler exam, with a detailed explanation of high-frequency concepts. Understand the relationship between calories and joules and learn to calculate specific heat through practice problems.
Physics and Chemistry

Latent Heat of Vaporization and Heat of Fusion

Latent heat of vaporization, vaporization heat, and heat of fusion are important concepts in physics and chemistry. This article explains their definitions, practical examples, applications in daily life, and tips for the hazardous materials handler exam.
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Complete Guide to the Type 4 Hazardous Material Handler Exam

A comprehensive guide to the Hazardous Materials Handler Class 4 exam, including eligibility, test dates, fees, and pass rates. Special advice for foreign candidates and success stories to help you prepare effectively.
Qual. Exam

Insights from Successful Candidates of the Class 4 Hazardous Materials Handler Test: Study Methods and Tips for Passing

Interviews with three successful candidates of the Class 4 Hazardous Materials Handler Test reveal their study methods, tips for passing, and how they balanced work and study. Essential advice for anyone aiming to pass the exam!
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What is a Type 4 Hazardous Material Handler?

Learn about the Hazardous Materials Handler Class 4 certification, its benefits, and how to prepare for the exam. This guide includes practical tips for both Japanese and foreign candidates, highlighting career advantages and preparation resources for passing the test.
Physics and Chemistry

State Changes of Matter

The three states of matter refer to the transitions between solid, liquid, and gas. In this article, we provide an in-depth explanation of molecular movement, everyday examples, and key points for the hazardous materials exam.
Statute

Final Inspection and On-site Inspection

This article provides a detailed explanation of the final inspection and on-site inspection for the Hazardous Materials Handler Exam (Class 4). It offers useful information and specific problem examples for exam preparation, aiming to help you pass the exam.
Statute

Procedures for Applying for Permits for New Construction or Modifications of Facilities

Provides information useful for the Japanese hazardous materials handler exam. This article explains in detail the procedures for applying for permits for new construction or modifications of hazardous materials facilities. Key points frequently appearing in exams are clearly explained.
Statute

Temporary Storage, Temporary Handling, and Temporary Use

Description: Detailed explanation of key points regarding temporary storage, handling, and use in the Hazmat Certification Exam. Covers definitions, legal basis, practical examples, and exam preparation tips.