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Influence of fly ash characteristics on the strength of portland-fly ash mixtures
Cement and Concrete Research, 1985Abstract Modern thermal power plants are producing large amounts of fly ash that is generally quite suitable for use as a supplementary cementitious material in concrete. However, for this purpose the fly ash utilization in the United States continues to remain low, mainly on account of lack of quality control.
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Fly Ash Pneumoconiosis, Hamster
1985The lungs are diffusely tan to gray, with black foci, typically 1-2 mm in diameter, that tend to be distributed in subpleural areas (Fig. 222). Lung weights and volumes are increased after prolonged exposure.
Gerald E. Dagle, Alfred P. Wehner
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