Best answer: What do the colors stand for in the NFPA 704 symbol?

The National Fire Association (NFPA) has developed a color-coded number system called NFPA 704. The system uses a color-coded diamond with four quadrants in which numbers are used in the upper three quadrants to signal the degree of health hazard (blue), flammability hazard (red), and reactivity hazard (yellow).

What do the colors on the NFPA mean?

The four bars are color coded, using the modern color bar symbols with blue indicating the level of health hazard, red for flammability, orange for a physical hazard, and white for Personal Protection. The number ratings range from 0-4.

What are the colors of the NFPA chemical label?

These color codes help emergency responders know about potential health, fire, and chemical instability issues. The NFPA 704 diamond sign used to display this information has four colored sections: blue, red, yellow, and white. Each section is used to identify a different category of potential hazards.

What does the white color on the NFPA diamond stand for?

The white diamond, appearing at the bottom of the label, conveys Special Hazard information. This information is conveyed by use of symbols that represent the special hazard.

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What do each of the colors within the diamond indicate?

The purpose of the NFPA hazard rating diamond is to identify and rank the hazard level of certain materials. … The four smaller diamonds are red,blue,white and yellow. Each color stands for a different category they are health,flammability,reactivity and special.

What are the 9 hazard symbols?

Hazard pictograms (symbols)

  • Explosive (Symbol: exploding bomb)
  • Flammable (Symbol: flame)
  • Oxidising (Symbol: flame over circle)
  • Corrosive (Symbol: corrosion)
  • Acute toxicity (Symbol: skull and crossbones)
  • Hazardous to the environment (Symbol: environment)

What is full form of NFPA?

National Fire Protection Association (NFPA) is a United States trade association established in 1896, is to reduce the worldwide burden of fire and other hazards on the quality of life by providing and advocating consensus codes and standards, research, training, and education.

What are the 4 hazard categories?

Physical Hazards

Hazard Class Associated Hazard Category
Gases under pressure 4 Groups include: Compressed gas, Liquefied gas, Dissolved gas, and Refrigerated liquefied gas
Flammable liquids Categories 1 – 4
Flammable solids Categories 1 and 2
Self-reactive substances Types A-G

What does 4 represent in the NFPA 704 Diamond?

Number System: NFPA Rating and OSHA’s Classification System 0-4 0-least hazardous 4-most hazardous 1-4 1-most severe hazard 4-least severe hazard • The Hazard category numbers are NOT required to be on labels but are required on SDSs in Section 2. … Acute hazards are more typical for emergency response applications.

What Colour are danger tags?

Danger tags

Personal “DANGER” tags are colour-coded red and black, and are used while equipment and machinery is being repaired or serviced. A “DANGER” tag is a warning to all persons that the equipment or machinery is being worked on and must not be operated, as lives may be placed in danger.

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What does a diamond Symbolise?

The diamond is LIGHT, life, the SUN; it is an emblem of purity and perfection, of invincible spiritual power, and it is the stone of committment, faithfulness, and promise between husband and wife. Symbol of light and brilliance; unconquerable; treasures, riches, intellectual knowledge.

Fire safety