This Standard is intended to establish a common system to assist in identification of hazardous materials conveyed in piping systems and the materials’ hazards when released in the environment.
This scheme concerns identification of contents of piping systems. It is recommended for the identification of piping system susedin industrial,commercial,andinsti-tutional installations, and in buildings used for public assembly. Itdoes notapplyto buried pipelines norto elec-trical conduits.
