A NIOSH health-hazard evaluation reported that herb processing and packaging generated significant quantities of herb dust and assessed dust generation, emissions, and controls in the workplace.
Source: CDC/NIOSH: Health Hazard Evaluation Report No. 1979-0015-0678: Celestial Seasonings ↗Dust entry
Herb-processing dust
Plant dust generated during processing and packaging of dried herbs and herbal tea products.
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
respiratory irritationallergic respiratory symptomsorganic-dust exposure concernoccupational asthma concern
Evidence
Controls
- local exhaust ventilation
- enclosed herb processing
- dust collection
- controlled packaging
- exposure monitoring
- appropriate respiratory protection