Abstract
The generation of heavy metal(loids) and its derivative compounds (such as oxides, carbides, sulfides, etc.) in increasing rate by various anthropogenic activities is of major global concern. In order to control this problems, the removal of metal(loids) from effluents is essential. Although several physicochemical methods (adsorption, electrodialysis, floatation, ion exchange) are available, effectiveness of these methods is poor and of high cost. Therefore, ecofriendly and green technology is required in this regard. Among various green synthesis techniques, biosorption drew great attention for scientific research as a novel method for industrial wastewater treatment to reduce or neutralize metal content. Most biosorption techniques utilize bio-based substrate materials (coconut fiber, waste tea leaves, seaweeds, yeast, molds, bacteria wool, crab shell, straw, coffee waste, etc.) as adsorbent to provide effective and sustainable treatment of wastewater. Therefore keeping in mind the mentioned scenario, the objectives of this review are to critically interpret and summarize the up-to-date works carried out in this regard by different scientists. Different parameters of biosorbent materials along with optimum treatment conditions have also been considered in this chapter. This can be helpful for future studies in exploring the novel biosorbent to treat the industrial wastewater using biosorption technology.
Published Version
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