41 CFR Subpart D - Subpart D—Gases, Vapors, Fumes, Dusts, and Mists
- § 50-204.50 Gases, vapors, fumes, dusts, and mists.
- § 50-204.65 Inspection of compressed gas cylinders.
- § 50-204.66 Acetylene.
- § 50-204.67 Oxygen.
- § 50-204.68 Hydrogen.
- § 50-204.69 Nitrous oxide.
- § 50-204.70 Compressed gases.
- § 50-204.71 Safety relief devices for compressed gas containers.
- § 50-204.72 Safe practices for welding and cutting on containers which have held combustibles.