Answer :
Final answer:
A hazard diamond is a yellow, diamond-shaped symbol used to indicate special conditions or hazards associated with a substance. It represents the reactivity hazards of the substance. The hazard diamond is part of the NFPA 704 Hazard Identification System.
Explanation:
The yellow diamond-shaped symbol that you mentioned is known as a hazard diamond or fire diamond. It is used to indicate special conditions or hazards associated with a particular substance. The yellow color specifically represents the reactivity hazards of the substance, such as its likelihood to undergo detonation or violent chemical changes.
The hazard diamond is part of the National Fire Protection Agency (NFPA) 704 Hazard Identification System. Within the diamond, different colors and numbers indicate the level of various hazards, including fire hazard, health hazard, and reactivity hazard. The hazard levels are rated on a scale from 0 to 4, with 0 being no hazard and 4 being extremely hazardous.
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