Numeric hazard ratings in GHS are the OPPOSITE of what they were with the Hazardous Materials Identification System (HMIS) and the National Fire Protection Agency (NFPA). Now, the lower the rating, ...
The hazard rating scheme required by the HCS is in contrast to the commonly used National Fire Protection Association (NFPA) 704 System (represented by the “fire diamond”) and the Hazardous Materials ...