Incident date: 2021-04-07
NAICS industry code: 332117

An employee swept loose aluminum powder dust from an air filter into a dustpan and poured the dust into a 55-gallon water-filled sludge drum. Additional water was poured on top of the aluminum powder floating on the surface when the resulting hydrogen gas ignited, causing second-degree burns on the employee's right forearm and hand.

Hazard classification:
code_event: title: Ignition of vapors, gases, or liquids
code_source: title: Hydrogen
code_nature: title: Second degree heat (thermal) burns
code_body: title: Hand(s) and arm(s), n.e.c.
severity: moderate