Fire Diamond Hazard Sign

Within each colored section a numerical rating is given to the hazard.

Fire diamond hazard sign.

The diamond is divided into four color coded squares each which conveys information about specific hazards present in the area. Blue red yellow and white. This diamond includes four sections with different colors that bear their own meanings. The top square is red and describes flammability hazards the leftmost square is blue and describes health hazards and the rightmost square is yellow and describes reactivity hazards.

The nfpa diamond consists of four color coded fields. The nfpa diamond provides a quick visual representation of the health hazard flammability reactivity and special hazards that a chemical may pose during a fire. Health fire and instability denotation or chemical change. The national fire protection association nfpa in the united states uses a standard called nfpa 704 as a chemical hazard label.

On roadside warning signs an exclamation mark is often used to draw attention to a generic warning of danger hazards and the unexpected. These signs can be found on reagent bottles gas tanks vehicles that transport chemicals and doors to rooms containing certain. Nfpa 704 sometimes is called a fire diamond because the diamond shaped sign indicates flammability of a substance and also communicates essential information about how emergency response teams should deal with a. Nfpa fire diamonds ghs symbols safety data sheets sds the nfpa national fire protection association 704 or nfpa diamond is the standard for the identification of hazardous materials and emergency response.

The hazard fields include special hazard alerts air and water reactions fire hazards health hazards a reactivity profile and details about reactive groups assignments and potentially incompatible absorbents the information in cameo chemicals comes from a variety of data sources. The national fire protection agency has a system for letting emergency responders know what sorts of hazards a substance presents when there is a fire or chemical spill. The ratings range from 0 to 4. When used for traffic signs it is accompanied by a supplementary sign describing the hazard usually mounted under the exclamation mark.

The four divisions are typically color coded with red on top indicating flammability blue on the left indicating level of health hazard yellow on the right for chemical reactivity and white containing codes for special hazards each of health flammability and reactivity is rated on a scale from 0 no hazard to 4 severe hazard. Each color code blue red and yellow of the hazard rating system corresponds to a hazard. In europe this type of sign is used if there are no more specific signs to denote a particular hazard.