Incident date: 2022-03-04
NAICS industry code: 327910

An employee was working on a repair in a chemical area. A separate maintenance team was shutting down the control scrubbers in preparation for a planned electrical outage. The employee noticed nitrogen oxide fumes coming from a nearby process tank. Investigating the fumes, the employee found the operation was still going on and carried out an emergency stop. The employee was exposed to the fumes for about two minutes, suffering respiratory irritation.

Hazard classification:
code_event: title: Inhalation of harmful substance-single episode
code_source: title: Nitrogen oxides
code_nature: title: Other respiratory system symptoms-toxic, noxious, or allergenic effect
code_body: title: BODY SYSTEMS
severity: moderate