NFPA 55 : 2016

Chapter 1 - Administration
Chapter 2 - Referenced Publications
Chapter 3 - Definitions
Chapter 4 - General Requirements
Chapter 5 - Classification of Hazards
Chapter 6 - Building-Related Controls
Chapter 7 - Compressed Gases
Chapter 8 - Cryogenic Fluids
Chapter 9 - Bulk Oxygen Systems
Chapter 10 - Gas Hydrogen Systems
Chapter 11 - Bulk Liquefied Hydrogen Systems
Chapter 12 - Gas Generation Systems
Chapter 13 - Insulated Liquid Carbon Dioxide
             Systems
Chapter 14 - Storage, Handling, and Use of
             Ethylene Oxide for Sterilization and
             Fumigation
Chapter 15 - Acetylene Cylinder Charging Plants
Chapter 16 - Liquid Nitrous Oxide Systems
Annex A - Explanatory Material
Annex B - Attended Operations
Annex C - Physical Properties of Hydrogen
Annex D - Significant Properties of Ethylene Oxide
Annex E - Determination of Separation Distances
          for Bulk Gaseous Hydrogen Systems
Annex F - Sample Ordinance Adopting NFPA 55
Annex G - OSHA Requirements for Hydrogen
          Systems
Annex H - Explanation of Methodology Utilized to
          Develop Separation Distances Table 10.4.2.2.1(a),
          Table 10.4.2.2.1(b), and Table 10.4.2.2.1(c)
Annex I - Informational References
Index

Gives fundamental safeguards for the installation, storage, use, and handling of compressed gases and cryogenic fluids in portable and stationary cylinders, containers, and tanks.