Incident date: 2023-01-31
NAICS industry code: 325311

An employee was loosening a flange during maintenance shutdown when they were exposed to nitrogen oxide (NOx) gas. The employee was hospitalized with 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