Nfpa blue diamond meaning Jul 22, 2015 · The blue diamond, appearing on the left side of the label, conveys HEALTH HAZARD information for persons exposed to the material. A number from 0 to 4 is written in the blue diamond. If it has a zero in the blue diamond then there is no health hazards at all. The blue section of the NFPA color code symbolizes health hazards. Remember, the higher the number inside the diamond, the higher the hazard, as follows:. This is used to indicate that the chemical being labeled has some type of health hazard. Facilities that store certain chemicals must display the NFPA diamond in case of a fire on the premises. The fire diamond uses four colors to show danger with numbers from zero to four. Special symbols in the white section tell if a chemical reacts dangerous with water or oxidizes. A chemical’s health hazard number indicates the level as to which it can cause personal injury via inhalation, skin or eye contact, or ingestion. When looking at the NFPA 704 diamond, the left diamond is blue and relates to the level of hazard to a person’s body. The National Fire Protection Association set a standard called NFPA 704 to communicate chemical hazards to firefighters by use of a special sign, called the NFPA diamond. The scale ranges from 0 to 4, with: 0 indicating no significant health risk. The NFPA 704 diamond sign used to display this information has four colored sections: blue, red, yellow, and white. On the left side of the NFPA diamond when looking at it will be the color blue. May 12, 2025 · NFPA 704, or the fire diamond, shows chemical flammability and hazard levels using numbers and colors. Each section is used to identify a different category of potential hazards. Blue - Health Hazard: The blue section of the diamond indicates the health hazard posed by the substance. fyw rxo vycjbgr sfskavzd wcoop wmm dowtxc ocx uqj qqhh

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