Incident date: 2023-01-18
NAICS industry code: 335999

Employees were replacing a check valve at the hydrogen pad. An employee was using wrenches to undo a fitting on a stainless steel line that carries hydrogen gas when hydrogen gas released and something caused a flash fire. The employee sustained second-and third-degree burns to their forearms.

Hazard classification:
code_event: title: Ignition of vapors, gases, or liquids
code_source: title: Hydrogen
code_nature: title: Third or fourth degree heat (thermal) burns
code_body: title: Forearm(s)
severity: moderate