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NFPA 704

1 OSHA and HazCom article tagged "NFPA 704" — practical, CFR-cited guidance verified against primary sources.

NFPA 704 & HMIS vs GHS Labels: Can You Use the Fire Diamond? - Labels article thumbnail
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NFPA 704 & HMIS vs GHS Labels: Can You Use the Fire Diamond?

Can the NFPA fire diamond or an HMIS bar label be your workplace container label? Yes, with conditions. What OSHA allows, and the reversed 0-4 vs 1-4 rating trap that confuses everyone.

Jul 18, 2026
8 min read
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