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Atmospheric emissions of elements or particles from the parkway sewage-sludge incinerator

Journal Article · · Environ. Sci. Technol.; (United States)
DOI:https://doi.org/10.1021/es00083a004· OSTI ID:5051316
Concentrations of about 30 elements were measured in dry sludge, fly ash, and suspended particulate matter from the stack of a fluidized-bed sewage incinerator equipped with a Centuri scrubber, a secondary scrubber, a gas cooler, and a demister. Although there is some enrichment of volatile elements on the suspended particles with respect to the sludge, the particulate emissions of elements observed in this study are quite small compared with other sources, e.g., the following: Pb, 2g/day; Cd, 0.17 g/day; Se 0.1 g/day; and Sb, 0.028 g/day from a sludge reactor burning approximately 600 kg of sludge per hour. Based on previous work the most significant of the toxic elements measured from this source is Hg vapor at a rate of approximately 50 g/day.
Research Organization:
Dept. of Chemistry, Univ. of Maryland, Coll. Park, MD
OSTI ID:
5051316
Journal Information:
Environ. Sci. Technol.; (United States), Journal Name: Environ. Sci. Technol.; (United States) Vol. 15:1; ISSN ESTHA
Country of Publication:
United States
Language:
English