HAZMAT CDL Practice Test

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Prepare for the HAZMAT CDL Exam with essential study resources, sample questions, and expert tips. Gain the confidence you need to pass this important test and handle hazardous materials safely.

Practice this question and more.

Which of the following is categorized as an oxidizer?

Methyl Ethyl Ketone Peroxide
Polychlorinated Biphenyls
Battery Fluid
Sodium

The correct answer is: Methyl Ethyl Ketone Peroxide

Methyl Ethyl Ketone Peroxide is accurately categorized as an oxidizer due to its chemical properties that facilitate the release of oxygen. This characteristic allows it to enhance the combustion of other materials, making it a significant concern in hazardous materials handling and transport. Oxidizers are substances that can cause or enhance the combustion of other materials, and Methyl Ethyl Ketone Peroxide fits that definition perfectly. In contrast, the other substances listed do not share the same oxidizing properties. Polychlorinated Biphenyls are primarily known for their use in electrical equipment and have toxic environmental effects rather than oxidizing properties. Battery fluid, typically containing sulfuric acid, is an acidic electrolyte that does not behave as an oxidizer. Sodium, while reactive and capable of combustion with water, is categorized as a metal rather than an oxidizer. Understanding these distinctions is critical in safety protocols and compliance during the transportation of hazardous materials.