The NFPA 704 “diamond” provides a tried and true method for warning emergency responders of the hazards they could encounter during a spill or fire involving a hazardous material. Staff at NFPA often receive questions about the application of the ratings such as “How does this system differ from other labeling systems” or “Where should I post the NFPA 704 placards at my facility”? A new Frequently Asked Questions (FAQ) document has been developed to address some of these common questions. The FAQ document is now posted and available for download. What else is happening with NFPA 704? Well-those of...