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Biohazard)
- This article is about biological hazard. For other uses, see Biohazard (disambiguation).
Immediate disposal of used needles into a sharps container is standard procedure.
A biological hazard or biohazard is an organism, or substance derived from an organism, that poses a threat to (primarily) human health. This can include medical waste, samples of a microorganism, virus or toxin (from a biological source) that can impact human health. It can also include substances harmful to animals. The term and its associated symbol is generally used as a warning, so that those potentially exposed to the substances will know to take precautions. There is also a biohazard HCS/WHMIS logo which utilizes the same symbol.
In Unicode, the biohazard sign is U+2623 (☣).
Biohazardous agents are classified for transportation by UN number:
- UN 2814 (Infectious Substance, Affecting Humans)
- UN 2900 (Infectious Substance, Affecting Animals)
- UN 3733 (Diagnostic Specimen or Clinical Specimen or Biological Substance, Category B)
- UN 3291 (Medical Waste)
[edit] Levels of biohazard