Incident date: 2021-01-09
NAICS industry code: 331421

An employee was scraping slag off an alloy melting furnace pot when residual liquid nitrogen mixed with molten metal still in the furnace. The instantaneous mixing caused an explosion, which knocked the employee to the ground. His protective helmet and face shield were knocked off and he suffered second- and third-degree burns to the neck and left arm.

Hazard classification:
code_event: title: Explosion of nonpressurized vapors, gases, or liquids
code_source: title: Molten or hot metals, slag
code_nature: title: Third or fourth degree heat (thermal) burns
code_body: title: Multiple body parts, n.e.c.
severity: moderate