Articles & Case Studies
Gwenael Chiffoleau Appointed Chair of ASTM Committee G04 on Oxygen Safety
WHA International is proud to announce that CEO Gwenael Chiffoleau, Ph.D., has been appointed Chair of ASTM…
Guide to ASTM G93-2025: A Risk-Based Update to Oxygen Cleanliness
ASTM G93 is a familiar reference for many engineers who work with oxygen systems. It’s often cited…
WHA Presents O2 Safety Papers at 2024 ASTM G04 Symposium
In October 2024, Gwenael Chiffoleau, Nic Linley, and Brent Houser traveled to Prague for the 16th ASTM…
Case study: medical oxygen regulator research and testing protect users around the world
Every day, medical breathing oxygen is delivered to millions of users. Oxygen plays a critical role in…
WHA Papers Impact Oxygen Safety in Industry
How do engineers and scientists around the world collaborate and inform themselves on new developments in the…
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