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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]
On roadside warning signs, an exclamation mark is often used to draw attention to a generic warning of danger, hazards, and the unexpected. In Europe and elsewhere in the world (except North America and Australia), this type of sign is used if there are no more-specific signs to denote a particular hazard.
More information: [Biohazard sign] [Biological hazard] Licensing This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
Original - The international biological hazard symbol, developed by the Dow Chemical company in 1960 for their containment products. All parts of the Biohazard sign can be drawn with a compass and ruler.
The following other wikis use this file: Usage on af.wikipedia.org Biologiese oorlogvoering; Usage on ar.wikipedia.org نفايات طبية; Usage on az.wikipedia.org
In the 1980s, American National Standards Institute formed a committee to update the Z53 [b] and Z35 standards. In 1991, ANSI Z535 was introduced, which was intended to modernize signage through increased use of symbols, the introduction of a new header, 'Warning' and requiring that wording not just state the hazard, but also the possible harm the hazard could inflict and how to avoid the ...