The NIOSH HHE identifies respirable fly ash and describes excessive nuisance-particulate concentrations as causing deposits in the eyes, ears, and nasal passages and reducing workroom visibility.
Source: CDC/NIOSH: Health Hazard Evaluation Report 85-045-1762 — Sugar Beet Processing ↗Dust entry
Fly-ash dust
Fine ash particulate that may become airborne during handling and processing; NIOSH discusses it as a respirable nuisance particulate in its sugar-beet HHE exposure table.
Airborne form
dust
The form describes what is suspended in air at the point of exposure. A material can produce more than one form, such as dust during handling and fume during heating.
Health effects
eye irritationnose and nasal-passage irritationupper-airway irritationreduced visibility at excessive concentrations
Evidence
Controls
- enclosure
- dust suppression
- local exhaust ventilation
- housekeeping
- appropriate respiratory protection