Articles & Case Studies

WHA’s 2022 Annual Update

Take a look behind the scenes at a 2021 full of change and growth.

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WHA’s Hydrogen Combustion Risk Analysis (HCRA) Method

To meet a rising need in industry, WHA International has improved upon an in-depth Hydrogen Combustion Risk Analysis (HCRA) method.

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Oxygen compatibility and safe-use criteria

Because materials ignite and burn more easily in oxygen-enriched atmospheres, it is important to determine how “compatible”…

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Oxygen Cleaning Inspection Methods

You probably know that specialized cleaning is important for oxygen system safety, but how do you determine…

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What is an Oxygen-Enriched Atmosphere?

The atmospheric air we breathe is approximately 21% oxygen. Many applications use pure 100% oxygen, but others…

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Why Use Hydrogen-Compatible Materials?

If you work with hydrogen, you have probably seen bright red cylinders like these. They have been…

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