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  1. Biological hazard - Wikipedia

    A biological hazard, or biohazard, is a biological substance that poses a threat (or is a hazard) to the health of living organisms, primarily humans. This could include a sample of a microorganism, virus …

  2. Biohazard Exposure - Ready.gov

    Apr 24, 2023 · The first sign of a biohazard exposure may be when people notice symptoms of the disease caused by exposure to the bacteria, virus or toxin. Public health officials may not …

  3. Biological Hazards - Centers for Disease Control and Prevention

    Jun 10, 2022 · Biological hazards are disease producing agents (pathogens) that can be transmitted to individuals through various routes of exposure (modes of transmission). Exposure to these hazards …

  4. What Is a Biohazard? Categories, Levels, and Risks

    Aug 18, 2025 · A biohazard refers to any biological substance that poses a threat to the health of living organisms, primarily humans. The danger can manifest as an infection, toxicity from harmful …

  5. BIOHAZARD Definition & Meaning - Merriam-Webster

    The meaning of BIOHAZARD is a biological agent or condition that is a hazard to humans or the environment; also : a hazard posed by such an agent or condition. How to use biohazard in a sentence.

  6. Biological Hazard: Examples of Biohazards & Prevention

    Feb 17, 2023 · Biological hazards, or biohazards, are substances that threaten the health of living organisms. Find out about biohazard examples and how to prevent them.

  7. What Is the Full Meaning of Biohazard? | Understanding ...

    Discover the full meaning of biohazard, including types, risk levels, health and environmental impacts, safety measures, proper disposal methods, and the significance of the biohazard symbol for …