Last Updated
：2025/11/26
biohazard symbol
（ plural ）
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A symbol that is universally recognized as a warning against substances that pose a threat to the health of living organisms, primarily that of humans.
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biohazard symbol
The workers hesitated when they saw the biohazard symbol on the sealed cooler, knowing it meant dangerous biological material inside.
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The workers hesitated when they saw the biohazard symbol on the sealed cooler, knowing it meant dangerous biological material inside.
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