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National Fire Protection Association (NFPA) Code - Extended

The four-color diamond has red, blue, yellow and white quadrants that contain a code number (for the first three) or a code letter or symbol (in the white quadrant) corresponding to the different hazard types, fire, health, reactivity and specific. The numeric code ranges from 5 (the least dangerous) to 9 (the most dangerous). The white code has several possible variants and more will be added as needed.

Fire Hazard (RED)

5 - Flash Point < 32 degrees F
6 - Flash Point < 0 degrees F
7 - Flash Point < -50 degrees F
8 - Flash Point < -100 degrees F
9 - Flash Point < -273 degrees F


Health Hazard (BLUE)

5 - Slowly Fatal
6 - Fatal
7 - Instantly Fatal
8 - Fatal and Contagious
9 - Fatal and Infectious


Reactivity Hazard (YELLOW)

5 - Probably Detonate
6 - Definitely Detonate
7 - Imminently Detonate
8 - Is Detonating
9 - Has detonated


Specific Hazard (WHITE)

Male
Female
New Jersey
Slut
Liar
Psychotic
Stalker
Bore
Drunk
Junkie
Killer
Adulterer




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