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The contribution deals with grain size analysis and leaching test of fly ash as a solid waste from gas treatment technology at sludge incinerator. Grain size analysis and leaching test was carried out to determine hazardous substances which have adverse effect on environment. Sludge incinerator is a part of petrochemical complex and it’s used for ecological disposal of mechanical and biological sludge...
We used a suite of techniques to characterize the mineralogy, geochemistry, and arsenic speciation in lagooned combustion waste (ash) from coal burning and ash buried under agricultural soil since 1965 when a dam of one of the ash ponds failed. Coal seams from Nováky (Slovakia) contain low-temperature hydrothermal mineralization with orpiment (As 2 S 3 ). The lagooned ash waste has...
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