Water treatment processes produce large volumes of drinking water that must meet
regulatory quality requirements. In the process of so doing, the treatment of water generates …

The handling and disposal of voluminous sludge produced from water treatment plant poses
difficulty to environmental scientists and engineers. In fact, its environmental friendly …

Adsorption has been proved to be an excellent approach for heavy metals and semimetals
removal from wastewaters and polluted soils. As an easily, locally & largely available water …

Alum salts are commonly used in the water industry to promote coagulation in the production
of clean drinking water, which results in the generation and accumulation of 'waste'by …

Water treatment residuals (WTRs) are by-products of the coagulation and flocculation phase
of the drinking water treatment process that is employed in the vast majority of water …

Arsenic is a commonly occurring toxic metal in natural systems and is the root cause of many
diseases and disorders. Occurrence of arsenic contaminated water is reported from several …

Arsenic contamination, at lower concentrations (up to 500 µg L-1), is an important
environmental concern but has received limited attention. Adsorption capacities, kinetics …

Alum sludge (AS) is an underrated by-product waste resulted from treating raw water
through conventional water treatment plants. Water is attained from various reservoirs such …

The feasibility of reusing polyaluminium chloride-based water treatment sludge as a
coagulant for the post-treatment of upflow anaerobic sludge blanket (UASB) reactor treating …

Stormwater runoff is a significant source of heavy metals, including cadmium (Cd), chromium
(Cr), and nickel (Ni), which pose ecological and human health problems. Various filter media …