You asked: What is indicated by the NFPA 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 does the NFPA symbol warn about?

Most US Fire Departments rely on NFPA symbols to warn them of danger present in buildings. The NFPA Fire Diamond symbol is the common identifier along with a rating number (from 0-4) inside of a colored field to indicate a hazard rating. For example: Diesel Fuel has an NFPA hazard rating of 0-2-0.

Where are NFPA symbols used?

NFPA diamond labels can be used on any type of chemical container to alert people to the specific hazards present. Emergency responders such as paramedics, police officers, firemen, and others are typically trained to read these labels and understand them quickly.

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What is NFPA Classification?


Chemical substances are rated for degree of HEALTH RISK (blue diamond), FLAMMABILITY (red diamond), REACTIVITY (yellow diamond), on a scale of 0 to 4.

What does NFPA mean?

The National Fire Protection Association (NFPA) is a global self-funded nonprofit organization, established in 1896, devoted to eliminating death, injury, property and economic loss due to fire, electrical and related hazards.

What is indicated by the number 3 in the blue section of the NFPA diamond?

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).

Which NFPA symbol indicates the lowest risk?

NFPA Rating Criteria and NFPA Labels

0 represents the least hazardous while 4 represent the most hazardous.

What does NFPA say about labeling?

National Fire Protection Association Labeling

NFPA uses a symbol system designed as a diamond-shaped label containing four differently colored squares. A number (0-4) or an abbreviation is added to each square indicating the order of hazard severity. The higher the number, the greater the hazard.

What does the white diamond on the NFPA 704 symbol indicate?

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.

Are NFPA labels required by OSHA?


OSHA has adopted the labeling standards from the NFPA when it comes to identifying hazardous materials. They require that companies use this labeling system whenever hazardous materials are being transported, stored, or used in a facility.

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How do you read NFPA?

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  1. The NFPA diamond label is used to warn firefighters and other emergency responders of the hazards they would be exposed to in a fire or chemical spill situation.
  2. Colors indicate the type of hazard. …
  3. 0 = Materials that offer no hazard beyond that of ordinary combustible materials. …
  4. Flammability Hazard.

Which NFPA symbol indicates the greatest risk?

The red, blue, and yellow diamonds use a numbering system from 0 – 4 to indicate the severity of each fire, health, and reactivity hazard, respectively. “0” indicates no hazard and “4” indicates the most severe hazard.

What is the safety symbol for corrosive?

The exclamation mark pictogram is used for the following classes and categories: Acute toxicity – Oral, Dermal, Inhalation (Category 4) Skin corrosion/irritation – Skin irritation (Category 2) Serious eye damage/eye irritation – Eye irritation (Category 2 and 2A)

What is NFPA and its functions?

The National Fire Protection Association (NFPA) is an American association that creates standards and codes for use by local governments. Most of these codes are safety related, including building codes, hazardous response procedures and codes that dictate the type of equipment local firefighters should use.

What does NFPA 96 mean?

Standard for Ventilation Control and Fire Protection of Commercial Cooking Operations. NFPA 96 provides preventive and operative fire safety requirements intended to reduce the potential fire hazard of both public and private commercial cooking operations.

What is the current NFPA edition?

NFPA 1, Fire Code, 2021 edition, offers the most current and complete information for advancing public and first responder safety and reducing the loss of life and property. … The 2021 edition is revised to account for cutting-edge industry knowledge, practices, trends, and technologies.

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