Instability, or reactivity, is shown in the yellow area. This part of the color code is for materials that could be unstable during an emergency situation. Instability can vary from minor chemical changes to explosive reactions. The last section of the NFPA color code is white.
What do the colors on the NFPA diamond represent?
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). The bottom quadrant is used to indicate special hazards.
What does the white color represent in NFPA diamond?
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.
What does the Red Diamond mean on the NFPA?
The red diamond, appearing at the top of the label, conveys Flammability Hazard information. Again, the numbers 0 to 4 are used to rate the flammability hazard, as follows: 0-Will not burn.
What is an instability hazard?
1. 4. Readily capable of detonation or of explosive decomposition or reaction at normal temperatures and pressures.
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 color are hazard signs?
OSHA specifies that red, black and white colors are to be used for danger signs. Caution signs — Warn against potential hazards or caution against unsafe practices. OSHA specifies that caution signs must have a yellow background and black panel with yellow letters.
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.
What does a 3 in the red box indicate of the NFPA symbol mean?
The white section is left blank and used only to denote fire fighting measures and hazards. 0- Minimal Hazard. 1- Slight Hazard. 2- Moderate Hazard. 3- Serious Hazard.
What is the symbol for irritant?
Exclamation Mark: An immediate skin, eye or respiratory tract irritant, or narcotic.
What does a hazard identification label with a red diamond and the number 1 indicate?
Answer: A – A red diamond with a number 1 is part of the hazard identification system and indicates a mild flammability hazard.
What are the red diamonds on chemicals called that depict hazards associated with exposure?
NFPA 704, also known as a fire diamond, is a diamond-shaped sign or picture that tells people about the hazards of a chemical compound. It was designed in 1960 by the National Fire Protection Association, as a way of quickly telling firefighters and other emergency workers what kind of dangers might be nearby.
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 are NFPA ratings?
NATIONAL FIRE PROTECTION ASSOCIATION (NFPA) RATING SYSTEM
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 are the characteristics applied in NFPA diamond?
It identifies the hazards of a material based on three characteristics: Health Hazard (blue) Flammability (red) Instability (yellow)