Signs
11 Nov 2010
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You will see many signs whilst working at ISIS. These signs are used to identify the hazards present and give useful information. Four different colours are used. 

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​Red Hazard Warning Sign
 

Red signs are Prohibition signs. 

A sign prohibiting behaviour likely to increase or cause danger, such as a No Entry sign. Red is also used to identify and locate fire-fighting equipment.

 

Red Hazard Warning Sign

Red Hazard Warning Sign
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Yellow signs are warning signs.

A sign giving warning of a hazard or danger, such as a laser radiation sign.

Yellow Warning Sign

Yellow Warning sign
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Blue signs are mandatory signs.

 A sign giving specific action to be taken, such as the wearing of personal protective equipment.

 

Blue Warning Sign

Blue Warning Sign
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  Green signs are Emergency Escape and First Aid signs.

 A sign giving information on emergency exits, escape routes, first aid or rescue facilities.

 

Green Warning Sign

Green Warning Sign
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