Packaged Gases: Some interesting nuggets


Everything you wanted to know about cylinders, but never asked – Part one of Dr Irani’s new series covers the development of pressure vessels down the years.

Pressure is a concept scholars learn about early on in their careers, as the force exerted on a surface per unit area.

In the gases industry often the non-SI unit of either bar or pounds per unit area (pounds per square inch, psi) is used to quantify pressure.

But regardless of whether we are referring to working pressure (WP), test pressure (TP), or even the ultimate strength of a gas container, it’s burst pressure (BP), the word PRESSURE immediately tells a gas industry worker that he is handling a potentially dangerous piece of equipment.

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