All University of Michigan (U-M) employees ordering, handling, using, or storing compressed gas cylinders (cylinders) must comply with the requirements contained in this document and complete all required training. A compressed gas means a gas or mixture of gases contained under pressure exceeding 40 psi at 70°F. The topics in the body of this document pertain to all compressed gases and compressed gas cylinders.

Reference Regulations: 

Welding and Cutting (MIOSHA General Industry Part 12) 

Compressed Gases: Acetylene, Hydrogen, Oxygen, & Nitrous Oxide (MIOSHA General Industry Part 69)

International Fire Code Code Development (NFPA 55)