No abstract available
MeSH terms
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Adhesiveness
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Aluminum / analysis
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Calcium / analysis
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Coal Mining* / instrumentation
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Dust / analysis
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Dust / prevention & control*
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Humans
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Iron / analysis
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Magnesium / analysis
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Masks / instrumentation
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Particle Size
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Pneumoconiosis / prevention & control
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Silicon / analysis
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Silicon Dioxide / analysis
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Sulfur / analysis
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Surface Properties
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Trace Elements / analysis
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Ventilation
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Water
Substances
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Dust
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Trace Elements
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Water
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Sulfur
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Silicon Dioxide
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Aluminum
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Iron
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Magnesium
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Calcium
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Silicon