Tag Archives: wastewater

Iodinated trihalomethanes in waters: a new class of toxic disinfection by-products

Disinfection of water supplies started in the early 1900s to reduce risks to public health from pathogenic microorganisms. Chlorination is the most common disinfection practice, achieving effective primary disinfection and sufficient disinfection residual in drinking water distribution.

How engineered nanoparticles are affecting the treatment of wastewater

In recent years, engineered nanoparticles (ENPs) have been incorporated into a variety of consumer products such as technology, cosmetics, pharmaceuticals and clothing to name but a few. ENPs can be defined as intentionally created particles sized 1-100

Flocculation using starch-based flocculants: An efficient pretreatment for purification of the textile dyeing secondary wastewater

China is a major textile manufacturer in the world; as a result, large quantities of dyeing effluents are generated every year in the country. Textile dyeing effluents are distinguished by high levels of chrominance, chemical oxygen demand,

New strategy for the degradation of persistent pollutants in water

An hybrid solid system for the degradation of persistent pollutants was realized by mixing titanium dioxide, silica and an enzyme extracted from soybean hulls. Removal of organic pollutants from urban and industrial wastewaters is one of the

Impact of selected NSAIDs on performances, microbial activity and microbial community in sequencing batch reactors

The non – steroidal anti – inflammatory drugs ( NSAIDs ) are the most commonly used drugs worldwide. Among them, diclofenac ( DCF ), ibuprofen (IBP) and naproxen (NPX) were frequently detected in the environment as the