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  2. Biological hazard - Wikipedia

    en.wikipedia.org/wiki/Biological_hazard

    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 or toxin that can adversely affect human health. A biohazard could also be a substance harmful to other living beings. [a]

  3. List of biosafety level 4 organisms - Wikipedia

    en.wikipedia.org/wiki/List_of_biosafety_level_4...

    The Plant Protection and Quarantine programs (PPQ) of the Animal and Plant Health Inspection Service (APHIS) are listed in 7 CFR Part 331. The Department of Health and Human Services (HHS) lists are located at 42 CFR Part 73.3 [2] and 42 CFR Part 73.4. [3] The USDA animal safety list is located at 9 CFR Subchapter B. [4]

  4. Biosafety - Wikipedia

    en.wikipedia.org/wiki/Biosafety

    Investigations have shown that there are hundreds of unreported biosafety accidents, with laboratories self-policing the handling of biohazardous materials and lack of reporting. [13] Poor record keeping, improper disposal, and mishandling biohazardous materials result in increased risks of biochemical contamination for both the public and ...

  5. Biosecurity - Wikipedia

    en.wikipedia.org/wiki/Biosecurity

    The definition has sometimes been broadened to embrace other concepts, and it is used for different purposes in different contexts. It can be defined as the "successful minimising of the risks that the biological sciences will be deliberately or accidentally misused in a way which causes harm for humans, animals, plants or the environment, including through awareness and understanding of the ...

  6. Environmental hazard - Wikipedia

    en.wikipedia.org/wiki/Environmental_hazard

    Hazardous material – Solids, liquids, or gases harmful to people, other organisms, property or the environment; Natural hazard – Conditions that could lead to a natural disaster; Occupational hazardHazard experienced in the workplace; Hazardous waste – Ignitable, reactive, corrosive and/or toxic unwanted or unusable materials

  7. Phytotoxicity - Wikipedia

    en.wikipedia.org/wiki/Phytotoxicity

    Of these, Co, Cu, Fe, Ni, and Zn are trace elements required in small amounts for enzyme and redox reactions essential in plant development. [2] However, past a certain threshold they become toxic. The other heavy metals listed are considered toxic at any concentration and can bioaccumulate, posing a health hazard to humans if consumed. [6]

  8. Biological material - Wikipedia

    en.wikipedia.org/wiki/Biological_material

    Biotic material, natural material, or natural product, a material produced by a living organism; Biomass, living or dead biological matter, often plants grown as fuel; Biomass (ecology), the total mass of living matter in a given environment, or of a given species; Body fluid, any liquid originating from inside the bodies of living people

  9. EPA list of extremely hazardous substances - Wikipedia

    en.wikipedia.org/wiki/EPA_list_of_extremely...

    This is the list of extremely hazardous substances defined in Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act (42 U.S.C. § 11002).The list can be found as an appendix to 40 CFR 355. [1]