In 2014 approximately 47% of the 190 million short tons of coal combustion product (CCP) was recycled. As a construction material, coal fly ash (CFA) finds considerable use as a partial replacement for Portland cement, as structural fill, and as a...
Environmental engineering, Environmental management, Human ecology--Study and teaching
Description
The coal-fired steam electricity plants are interested in finding efficient ways to manageby-products from the combustion process out of environmental and regulatory considerations. As one of the major solid by-products, the coal fly ash (CFA) is ...
Organo-silane (OS) surface modification works by chemically altering the surface of silica based materials and rendering them hydrophobic (waterproof). Limited research is present in the literature addressing the use of OS modified soils as an inf...
The suitability of fly ash based geopolymer concrete as a replacement for ordinary Portland cement (OPC) concrete depends on the mobility of elements from the material. Due to the alkaline nature of geopolymer concrete, there is a potential for th...
