Engineering Safety

For Oxygen, Hydrogen, and Other Hazardous Fluids

We Simplify Safety

We use innovative, data-driven tools to help clients understand, evaluate, and mitigate hazards and fire risks associated with oxygen, hydrogen, and other hazardous fluids.

Advanced Data-Driven
Safety Solutions

Failure Analysis

Discover incident root cause though data-driven analysis.

Hazard Analysis

Analyze and mitigate your risks before an incident can occur.


Test your materials and components for qualification, compatibility, and conformance.


Equip your staff with cutting-edge oxygen safety training and customizable multi-level content.

Oxygen Cleaning

Outsource your precision oxygen cleaning to WHA or optimize your own process.

Oxygen Forensic Engineering Expert Witness

Subject Matter Experts

Over 35 years ago, our company founders brought their specialized oxygen expertise from NASA to the commercial sector. Today, hundreds of companies worldwide rely upon our services, including our cutting-edge Oxygen Fire Risk Analysis (OFRA) and Hydrogen Combustion Risk Analysis (HCRA) methods for systems and components.

Upcoming Training Events

Register now for upcoming safety training courses for oxygen and hydrogen.

COPV Damage Detection Course

This intensive two-day course introduces composite pressure vessel technology and inspection training for damage to Carbon/Epoxy Composite Overwrapped Pressure Vessels (COPV). The course is offered by NASA Johnson Space Center-White Sands Test Facility (NASA-WSTF) in conjunction with WHA International, Inc.

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In-Person Oxygen Safety Training: Level 4 (Las Cruces)

WHA’s Level 4: O2 Analyze course is known throughout industry as the most comprehensive and…

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In-Person Hydrogen Safety Training: Level 4 (Europe)

WHA’s Level 4: H2 Analyze course is known throughout industry as the most comprehensive and…

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In-Person Hydrogen Safety Training: Level 4 (Las Cruces)

WHA’s Level 4: H2 Analyze course is known throughout industry as the most comprehensive and…

Register Now

We Write The Standards

Our engineers are intimately familiar with international standards governing the use of oxygen and other hazardous fluids, because they have helped write many of the standards, and routinely contribute to organizations such as ASTM, CGA, EIGA, NFPA, NASA, SAE, and ISO.


years as industry leader


failure incidents investigated


countries served

“WHA helped us with every facet of compliance to a new important safety standard [EN 15001 ]. We found WHA staff to be knowledgeable, organized, and balanced in their approach and results, and we couldn’t have met this standard in the required time frame across several manufacturing sites without their help."

Michael D. Oberle

System Engineering Manager, GE Healthcare

"WHA International is our primary source for technical answers from experts who have done years of failure investigations."

Eric Burgett

Engineering Manager, Emerson-Tescom

"WHA is well-regarded within the compressed gas industry worldwide and are a “go to” company for oxidizer gas expertise and testing."

Eugene Ngai

President Chemically Speaking LLC (Retired Air Products and Chemicals)

"The WHA team provides valuable support to Essex Industries in our development of safe oxygen equipment."

Ryan Pace

Engineer, Essex Industries

“In my career in the gases industry, when working in the fields of incident investigation and subsequent design improvement, I always found WHA both knowledgeable and innovative … The inquiring mind-set of WHA people and their facilities are leading edge and biased towards experiment and investigation, as well as being capable of ensuring product compliance with standards.”

David Birch

Retired, Linde/BOC

“Barry Newton and his team at WHA are not only dedicated scientists, but also first-class forensic investigators. They take on the most difficult projects and work through them with the requisite scientific rigor to make their opinions virtually unassailable."

Elizabeth "Betsy" Bonvillain Kamin

Clark Hill Strasburger

“WHA has always provided professional, best-in-class support and quick response… Their insight has been a valuable resource in optimizing our products for oxygen service. WHA has played an important part in the development of our internal oxygen culture. This culture has allowed us to provide world class equipment to the industries we serve.”

Flowserve Oxygen Evaluation Team

Articles & Case Studies

Nonmetals Oxygen Compatibility Requirements: Guide to CGA/EIGA Compliance

The Compressed Gas Association (CGA) and European Industrial Gases Association (EIGA) have harmonized key documents providing guidance…

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WHA Launches Oxygen Equipment Supplier Certification Program

Ignition and combustion hazards are present in almost all oxygen and oxygen-enriched systems, and catastrophic fires have…

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Hydrogen Embrittlement: Hazards and Mitigation Strategies

Hydrogen embrittlement (HE) is a critical concern in industries utilizing hydrogen, posing significant safety concerns if not…

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Request an expert

We’re in the business of finding answers. Contact us to request a free, confidential consultation with an experienced engineer who can help you better understand your needs and our solutions.