WHMIS 2015 Workplace Safety · Question
When a hazard class is subdivided into categories, which category represents the highest level of hazard?
Category 1 is always the most hazardous within a WHMIS hazard class. As the number increases (e.g., Category 2, 3), the severity of the hazard decreases.
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Question: When a hazard class is subdivided into categories, which category represents the highest level of hazard?
Answer options:
- Category 4 ✅ Category 1
- Category A
- Category 10
Correct answer: Category 1
Explanation: Category 1 is always the most hazardous within a WHMIS hazard class. As the number increases (e.g., Category 2, 3), the severity of the hazard decreases.
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