Compressed Gas Cylinder Safety

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1. 1

   Why Gas Cylinders Deserve Respect

   • Gas Cylinders at Work and What This Course Covers
   • Compressed, Liquefied and Dissolved Gases
   • Stored Pressure Energy and the Cylinder as a Projectile
   • The Hazard Families of Gases
   • Who Does What: Users, Supervisors, Employers and Suppliers
2. 2

   The Common Gases and Their Hazards

   • Oxygen and Oxygen Enrichment
   • Acetylene: A Dissolved Gas With Its Own Rules
   • Hydrogen and LPG: Flammable Gases Light and Heavy
   • Nitrogen, Argon, Helium and Carbon Dioxide
   • Breathing Air, Toxic and Corrosive Gases, and Cryogenic Liquids
3. 3

   The Cylinder and Its Identification

   • How a Cylinder Is Built: Shell, Valve, Guard and Cap
   • Pressure Relief Devices
   • The Label Is the Primary Identification
   • Colour Coding, Shoulder Markings and Test Date Stamps
   • Receiving and Inspecting a Cylinder
4. 4

   Storing, Moving and Transporting Cylinders

   • Storing Cylinders: Upright, Secured and Ventilated
   • Segregation: Flammables, Oxidisers, Full and Empty
   • Moving Cylinders by Hand and by Trolley
   • Lifting Cylinders with Cranes and Forklifts, and Using Lifts
   • Carrying Cylinders in Vehicles
5. 5

   Connecting and Using Cylinders

   • Regulators and Choosing the Right One for the Gas
   • Connecting Up: Threads, Seals and Leak Testing
   • Opening Valves and Working Safely at the Point of Use
   • Hoses, Flashback Arrestors and Non-Return Valves
   • Manifolds, Pipelines and Poorly Ventilated or Confined Spaces
   • Shutting Down, Empty Cylinders and Returns
6. 6

   Emergencies, Upkeep and Realistic Cases

   • A Leaking Cylinder: First Response
   • Cylinders in a Fire and Heated Acetylene Cylinders
   • A Toppled Cylinder, a Sheared Valve and First Aid
   • Periodic Inspection and Testing, and Daily User Checks
   • Putting It Together: Three Realistic Cases