NFPA 497M : 1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
23-07-2013
12-01-2013
Chapter 1 General
1.1 Scope
1.2 Purpose
1.3 Definitions
Chapter 2 Class I materials - gases and vapors
Chapter 3 Class II materials - dusts
Chapter 4 Referenced publications
Appendix A
Appendix B Bibliography
Appendix C Referenced publications
Index
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