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  1. Biological hazard - Wikipedia

  2. Biological Hazard: Examples of Biohazards & Prevention

  3. Understanding Biohazards: Definitions, Examples, and Preventative ...

  4. Biological Hazards: Understanding, Types, Levels, Prevention

  5. Biological Hazards - Centers for Disease Control and Prevention

  6. What Constitutes a Biohazard, and Why Should It Be …

  7. What is a Biological Hazard? Examples and Control Measures

  8. What is Biohazard? Understanding Its Types, Risks, and Cleanup …

  9. Biohazards - an overview | ScienceDirect Topics

  10. Biohazard | definition of biohazard by Medical dictionary