Secondary contamination refers to contamination of personnel due to contaminated equipment or gear.

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Multiple Choice

Secondary contamination refers to contamination of personnel due to contaminated equipment or gear.

Explanation:
Secondary contamination happens when a hazardous substance is spread to responders through contaminated equipment or gear. If PPE, tools, hoses, or other gear carry the contaminant and touch skin or clean surfaces, it can transfer the substance and create exposure beyond the initial hazard area. That’s why the option describing contamination via contaminated equipment or gear is the best fit. The other scenarios describe direct exposure in the hot zone or exposure control concepts related to plume direction, not the mechanism of gear-driven spread.

Secondary contamination happens when a hazardous substance is spread to responders through contaminated equipment or gear. If PPE, tools, hoses, or other gear carry the contaminant and touch skin or clean surfaces, it can transfer the substance and create exposure beyond the initial hazard area. That’s why the option describing contamination via contaminated equipment or gear is the best fit. The other scenarios describe direct exposure in the hot zone or exposure control concepts related to plume direction, not the mechanism of gear-driven spread.

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