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Ne´el, Bastien; Cardoso, Catia; Perret, Didier; Bakker, Eric – Journal of Chemical Education, 2015
A small-scale wastewater cleaning plant is described that includes the key physical pretreatment steps followed by the chemical treatment of mud by flocculation. Water, clay particles, and riverside deposits mimicked odorless wastewater. After a demonstration of the optimization step, the flocculation process was carried out with iron(III)…
Descriptors: Water Quality, Chemistry, Science Instruction, Wastes