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Dust entry

Trona mining dust

Mineral dust generated during underground trona mining and processing.

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 symptomsrespiratory-function changesairway irritationoccupational respiratory disease concern

Evidence

A NIOSH-indexed epidemiological study examined respiratory effects among underground trona miners exposed to respirable trona dust and evaluated exposure and respiratory-health relationships.

Source: html ↗ · saved source
Abstract · 1
In workers tested before and after the workshifts, the forced expiratory volumes per second (FEV1) declined, and were significant in the surface workers and nonsmokers ... Of the study population 23% had chronic cough ... 33% with dyspnea.

The NIOSH-indexed trona-miner study reports significant across-shift FEV1 declines in some worker groups and chronic respiratory symptoms among the study population.

Source: pdf ↗ · saved source
page 1 · Abstract · 1
In workers tested before and after the workshifts, the forced expiratory volumes per second (FEV1) declined, and were significant in the surface workers and nonsmokers ... Of the study population 23% had chronic cough ... 33% with dyspnea.

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