What is a health hazard rating?
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. Blue/Health. The Health section conveys the health hazards of the material.
What is NFPA rating system?
NFPA 704 rating system is a standard system developed by the U.S.-based National Fire Protection Association (NFPA) for indicating the health, flammability, reactivity and special hazards for many hazardous chemicals through the use of the NFPA 704 Diamond.
What is a Category 1 health hazard?
The specific Health hazard criteria to be reviewed are: Acute toxicity (oral, Dermal and Inhalation), Categories 1-4. Skin corrosion / Irritation, Categories 1A, 1B, 1C, and 2. Serious eye damage / eye Irritation, Categories 1, 2A, and 2B. Respiratory or Skin Sensitization, Category 1A and 1B.
What are Category 1 and 2 hazards?
Hazards are divided into two categories. Those which score high on the scale (and therefore the greatest risk) are called Category 1 hazards. Those that fall lower down the scale and pose a lesser risk are called Category 2 hazards.
What is a Category 3 health hazard?
Harmful in contact with skin. Specific target organ toxicity, single exposure, Respiratory tract irritation. Category 3. May cause respiratory irritation. Specific target organ toxicity, single exposure, Narcotic effects.
What is the NFPA hazard rating for fire?
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.
How to determine NFPA rating?
– Two exterior walls of a building or facility; – Each access to a room or area; or – Each principal means of access to an exterior storage area
What PPE is required by the NFPA?
PPE Hazard Assessments. General Requirements. PPE hazard assessments shall be performed, using the PPE Hazard Assessment Form, to determine if hazards are present or are likely to be present which require the use of personal protective equipment per 29CFR1910, Subpart I, 29CFR1926, Subpart E, and NFPA 70E.
What does a NFPA flammability rating of 1 mean?
What does a flammability rating of 1 mean? Level 1 – Materials that are normally stable, but become explosive at elevated temperatures and pressure. ◆ Level 0 – Materials that are stable even under exposure to fire.
What are the NFPA ratings?
national fire protection association (nfpa) rating system The purpose of the NFPA rating is to advise emergency response personnel via the hazard diamond sticker of hazards they may encounter when entering the room in response to fire or other situations.