Biological hazard

The symbol Biohazard ( ☣ ) (English Biohazard - short form of "biological hazard" ) identifies specific biological hazard points. The icon was developed as part of a study under the direction of Charles Baldwin at Dow Chemical in 1966 and established.

With the symbol Items marked represent risks to people and the environment posed by biological substances or organisms. Examples include medical waste, contaminated with microorganisms, biological samples, viruses, toxins, etc. that have a pathogenic effect from biological sources for humans, animals or plants and thus represent a potential hazard. Such substances are labeled with the appropriate warning signs to make on the proper handling, such as wearing appropriate protective clothing and proper disposal, attentive.

In the context of civil protection and security, the term is used Biohazards, see there for details.

The Biohazard is classified into four risk groups, for details see Biosafety level.

Biohazardous materials are hazardous by law ( for transport), according to UN numbers classified:

• UN 2814 ( for human infectious substances )
• UN 2900 ( For animals infectious substances )
• UN 3291 (medical waste)
• UN 3373 ( Biological substance, Category B / for samples)

In Unicode, there is the icon at the point U 2623 ( ☣ ).

Symbolization

The sign was aware of content and concise chosen to learn persons for the contained meaning easier.