Oxygen explosion during operation process in Quang Nam _ May 21, 2025

WHAT Explosion in the material coating room during equipment operation.
WHEN – WHERE – WHO
  • 9:30 AM, May 21, 2025, at a magnet manufacturing plant in Quang Nam province
WHY – HOW
  • After the machine alerted abnormally high O2 levels, a worker manually opened a valve to inject nitrogen.
  • An explosion occurred 30 seconds later.
  • O2 concentration exceeded safety limits, manual intervention in a high-risk environment may have triggered ignition or uncontrolled reaction.
CONSIQUENCE
  • 12 workers injured, one critically with 60–70% body burns.
  • Structural damage to the workshop; power and fire suppression systems were automatically activated
LESION LEARNT
  • Strict control of gas safety thresholds is essential.
  • Avoid manual operations in hazardous conditions.
  • Strengthen equipment maintenance and emergency response training.
LINK FOR REF. Oxygen explosion in Quang Nam