coal dust


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coal dust

[′kōl ‚dəst]
(mining engineering)
A finely divided coal, sometimes defined as coal that will pass through 100-mesh screens (100 wires to the inch or 40 wires to the centimeter).
References in periodicals archive ?
Notably, the people who would be most affected by coal dust are those living in the poorest areas of Lane County.
The exhibition, Coal Dust Mandala, is by Swansea artist Jonathan Anderson.
More than 2,500 tonnes of coal dust smothered the pit after the gas leak, which hampered the rescue," he added.
But at least seven other miners were still trapped underground, and officials warned that they could be buried under thousands of tonnes of coal dust.
Residents of Wilsden, a southern suburb of Port Augusta just across the estuary from the power station, showed CLEAN members the impact of coal dust and power station emissions on their lives.
Among the topics are a family history in coal dust, empire building one chunk of coal at a time, the last patch of green earth, the children of twilight, Yellowroot Mountain, one small voice, homeland security, the ripple effect, economic exile, to harness the wind, and meeting governor Manchin.
Regarding black lung and its consequences, coal dust is coal dust, red steel dust is contaminated with all sorts of deadly heavy metals breathed in by the steel makers.
Cloutier's son plays at the site and is covered in coal dust when he comes home, according to his parents.
ANGRY campaigners are calling for the immediate closure of Rugby's cement factory after hundreds of people woke up to find homes and cars covered in coal dust.
When he tried to impose new limits on coal dust in underground mines and take control of the industry-run dust-sampling program, the United Mine Workers--usually his ally--blocked the measures as inadequate.
Lester said the Department of Education's tests "fail to address the primary concern raised by parents" about whether their children are endangered by coal dust and chemical emissions from the processing plant.