A four in the red indicates an extremely high ability to ignite and combust. The Yellow concerns Reactivity, or the chemical’s ability to react with other chemicals in the environment. The white indicates special precautions, usually used for oxy, or oxidizing agent.
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 do the numbers mean on safety diamond?
A number from 0 to 4 is written in the blue diamond. The higher the number the higher the hazard, as follows: 0-No hazard. 1-Can cause irritation if not treated. 2-Can cause injury.
What does 4 in the blue part of NFPA diamond stand for?
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 hazard does each of the color in the fire diamond represent?
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. The Health section conveys the health hazards of the material.
What should the employee infer from the number 4 in the Blue Diamond?
4-Can cause death or major injury despite medical treatment. Flashpoints: 0-Will not burn. 1-Ignites after considerable preheating.
What are the four other important elements that appear on every GHS label?
All labels are required to have pictograms, a signal word, hazard and precautionary statements, the product identifier, and supplier identification.
How do you read danger diamonds?
Within the diamond is a number (with the exception of the white diamond). The number corresponds to the level of danger a chemical poses. The lower the number, the lower the hazard. The numbers range from zero to four, with zero representing no hazard at all, and four representing an extreme hazard.
What does a health rating of 3 mean?
Level 3 – Materials that can affect health or cause serious injury, during periods of short exposure, even though prompt medical treatment is give. ◆ Level 2 – Materials that can cause incapacitation or residual injury, during intense or continued exposure, unless prompt medical treatment is provided. ◆
What does the R stand for in ERG?
Response. Emergency Response Guide. What does the R stand for in ERG? Safety of responders.
What do the colors mean in the ERG?
The ERG is organized into easily recognized colors. WHITE – Introduction, instruction, guidance, placards, and more. YELLOW – Materials ordered by 4-Digit UN/NA Number. BLUE – Materials ordered by dangerous goods material name.
Why does proper interpretation of the NFPA diamond important?
The blue NFPA hazard diamond is used to signify health. It will help you determine how hazardous the material is to people. There are five ratings that show you how dangerous the material can become. represent chemicals that are harmful to people when used incorrectly but are often not deadly.
What does a number 4 in the red colored section of a hazard class sticker mean?
CLASS 4 – Flammable Solids, Substances liable to spontaneous combustion; Substances that on contact with water emit flammable gases (water-reactive substances)
How do you read a hazard label?
Hazard ratings range from 0 to 4, with 4 being the most hazardous. These are used for 3 categories: health (blue), flammability (red), and instability (yellow). For example, if the substance has a low risk for flammability, a “1” may appear in the Flammability section.
What is a hazard code?
Hazard statements are assigned a unique numerical code which can be used as a handy reference when translating labels and Safety Data Sheets written in other languages.