Appendix S: Laboratory Door Signage
Boston University Door Sign Sample: This is completed in accordance with the NFPA 704 Hazard Identification ratings system (the NFPA “hazard diamond”) for health, flammability, and instability.
Boston University Door Sign Sample: This is completed in accordance with the NFPA 704 Hazard Identification ratings system (the NFPA “hazard diamond”) for health, flammability, and instability.