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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

    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 immediately be able to provide …

  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 Constitutes a Biohazard, and Why Should It Be Professionally ...

    Oct 31, 2024 · Biohazards can be classified into four primary categories: infectious agents, biological toxins, human bodily fluids, and medical waste. Infectious agents include bacteria, viruses, fungi, and …

  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 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 …

  8. What Is Biohazard Waste? Definition, Types, and Risks

    Aug 17, 2025 · Biohazard waste refers to biological materials that pose a potential threat to human health or the environment. This specialized waste requires careful management due to its capacity to …

  9. Biohazard Announce Spring 2026 Tour With Sepultura Exodus And …

    1 day ago · Hardcore legends Biohazard have announced a major spring 2026 North American tour with Sepultura, Exodus, and Tribal Gaze. The tour kicks off April 29 in Montclair, New Jersey, and runs …

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

    Biological hazards, often referred to as biohazards, are risks posed by exposure to organisms or substances derived from them that can threaten human health. These hazards are most common in …