Environmental impacts of coal combustion residuals: current understanding and future perspectives

A Deonarine, GE Schwartz, LS Ruhl - Environmental Science & …, 2023 - ACS Publications
On-site solid-waste impoundments, landfills, and receiving water bodies have served as
long-term disposal sites for coal combustion residuals (CCRs) across the United States for …

Arsenic hazards in coal fly ash and its fate in Indian scenario

VC Pandey, JS Singh, RP Singh, N Singh… - Resources, Conservation …, 2011 - Elsevier
Fly ash (FA) generated as a waste produced from thermal power plants globally has started
gaining as a potentially significant anthropogenic source of arsenic (As). In India electricity …

Mechanical properties and leaching behavior of modified magnesium slag cemented aeolian sand paste backfill materials

S Ruan, L Liu, L Xie, C Shao, W Sun, D Hou… - Construction and Building …, 2023 - Elsevier
Magnesium slag is a by-product of magnesium smelting industry, and its massive discharge
has seriously threatened human health and ecological environment. In order to solve the …

Environmental impacts of the coal ash spill in Kingston, Tennessee: an 18-month survey

L Ruhl, A Vengosh, GS Dwyer, H Hsu-Kim… - … science & technology, 2010 - ACS Publications
An 18 month investigation of the environmental impacts of the Tennessee Valley Authority
(TVA) coal ash spill in Kingston, Tennessee combined with leaching experiments on the …

Chemistry of trace inorganic elements in coal combustion systems: A century of discovery

C Senior, E Granite, W Linak, W Seames - Energy & Fuels, 2020 - ACS Publications
Coal fueled the Industrial Revolution and the global expansion of electrification in the 20th
century. In the 21st century, coal use has declined in North America and Europe but …

Ultrafine ash aerosols from coal combustion: Characterization and health effects

WP Linak, JI Yoo, SJ Wasson, W Zhu… - Proceedings of the …, 2007 - Elsevier
Ultrafine coal fly-ash particles, defined here as those with diameters less than 0.5 μm,
typically comprise less than 1% of the total fly-ash mass. These particles are formed …

Leachability of elements in alkaline and acidic coal fly ash samples during batch and column leaching tests

G Neupane, RJ Donahoe - Fuel, 2013 - Elsevier
Three acidic (HA, HB, and MA) and one alkaline (PD) fly ash samples collected from four
different power plants were subjected to batch and column leaching tests to evaluate the …

Selenium and arsenic speciation in fly ash from full-scale coal-burning utility plants

FE Huggins, CL Senior, P Chu, K Ladwig… - … science & technology, 2007 - ACS Publications
X-ray absorption fine structure spectroscopy has been used to determine directly the
oxidation states and speciation of selenium and arsenic in 10 fly ash samples collected from …

The oxidative potential of PM2. 5 exposures from indoor and outdoor sources in rural China

MH Secrest, JJ Schauer, EM Carter, AM Lai… - Science of the Total …, 2016 - Elsevier
Background Airborne particulate matter (PM) is a widespread environmental exposure and
leading health risk factor. The health effects of PM may be mediated by its oxidative …

A critical review of coal demineralization and its implication on understanding the speciation of organically bound metals and submicrometer mineral grains in coal

N Wijaya, L Zhang - Energy & Fuels, 2011 - ACS Publications
The state-of-the-art of two coal demineralization technologies, acid/alkali leaching for
ultraclean coal (UCC) and solvent extraction for hypercoal (HPC), has been critically …