Answer :
Final answer:
An area is considered as a light hazard if the majority of materials present are noncombustible, according to the National Fire Protection Agency's (NFPA) 704 Hazard Identification System.
Explanation:
For an area to qualify as a light hazard in terms of extinguisher selection and placement, the majority of materials in the area must d. be noncombustible. The National Fire Protection Agency's (NFPA) 704 Hazard Identification System provides a structured way to evaluate substances based mainly on their flammability, reactivity, and potential health threats.
The system uses a diamond symbol to signify different levels of hazard. The red diamond at the top corresponds to fire hazard and is predicated on the material's flash point, while the other colors indicate different potential risks. Materials that are noncombustible pose a lower fire risk, therefore they fall into the light hazard category.
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