Hazard symbol
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- Note: This article contains [[Help:Special characters|special characters]].
Hazard symbols are easily recognizable symbols designed to warn about hazardous materials or locations. The use of hazard symbols is often regulated by law and directed by standards organizations. Hazard symbols may appear with different colors, backgrounds, borders and supplemental information in order to signify the type of hazard.
Common hazard symbols
| name | symbol | unicode | image |
|---|---|---|---|
| skull and crossbones | ☠ | U+2620 |
|
| caution sign | ☡ | U+2621 | |
| radioactive sign | ☢ | U+2622 |
|
| Radiowaves hazard sign |
| ||
| biohazard sign | ☣ | U+2623 |
|
| warning sign | ⚠ | U+26A0 |
|
| high voltage sign | ⚡ | U+26A1 |
|
European hazard symbols
These hazard symbols for chemicals are defined in Annex II of Directive 67/548/EEC. A consolidated list with translations into other EU languages can be found in Directive 2001/59/EC (See the links section).
Please don't use these images anymore, since they are all available in SVG: (see [media])
Highly flammable (F)
Image:HAZCHEM T.jpg|Very toxic (T+)
Toxic (T)
Image:HAZCHEM X.jpg|Harmful (Xn)
Irritant (Xi)
Image:HAZCHEM C.jpg|Corrosive (C)
Image:HAZCHEM N.jpg|Dangerous for the environment (N)
External links
- [Safety symbols collection for hazard alerts] A symbol library which offers various signs in the GIF and EPS formats. Licensed for free use only for writing technical documents.
- [Biohazard Symbol History]
- [Origin of the Radiation Warning Symbol (Trefoil)]
- [European Chemicals Bureau]
- [Directive 2001/59/EC]
- [Hazchem information]
See also
- International Standard ISO 3864: Graphical symbols — Safety colours and safety signs.
- British Standard BS 5378: Safety signs and colours.
- Pictogram
- Chemical hazard label
- WHMIS
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