Further Information NFPA has over 300 codes worldwide which are for sale through their web site. These codes cover every conceivable topic including basic fire safety, the National Electrical Code , and life safety. These codes are developed and updated through an open process, ensuring their broad acceptance. The diamond is broken into four sections. Both have four sections colored blue, red, yellow and white.
Some employers use hybrids of the two systems.
The NPCA discourages mixing of the two systems in this manner. OSHA permits one to use any labeling system as long as it meets their labeling performance requirements . Thus, if you use a hybrid system at your location, your employees must be properly trained in using it and be made aware of these potential conflicts. Health Hazard 4 Very short exposure could cause death or serious residual injury even though prompt medical attention was given. 3 Short exposure could cause serious temporary or residual injury even though prompt medical attention was given.