The release of colored wastewater from industries into surface water bodies creates
undesirable consequences to the marine ecosystem and human beings owing to its …

There are number of water purification techniques but the adsorption is one of the most
simplest, effective and economical method for wastewater purification. In this article a large …

As a staple food for much of the world, rice production is widespread. However, it also
results in the generation of large quantities of non-food biomass, primarily in the form of …

Biochar is pyrogenic carbon rich material generated from carbon neutral sources (ie,
biomass). Being an environmentally benign means for soil amendment, it also offers …

Color is a visible pollutant and the presence of even minute amounts of coloring substance
makes it undesirable due to its appearance. The removal of color from dye-bearing effluents …

Industrial contaminants such as dyes and intermediates are released into water bodies,
making the water unfit for human use. At the same time large amounts of food wastes …

In this work, activated carbon (AC) as an effective and low-cost adsorbent was successfully
prepared from carbon residue (or char, one of the by-products from woody biomass …

Rice husk is an attractive bio-based adsorbent material for pollutant removal since it is one
of the low-cost and renewable resources. The objective of this review is to give a summary of …

Recently many researchers have proved the capability of agricultural solid wastes as
adsorbents to remove many types of pollutants including dyes. This review represents the …

This study aimed at develo** a new synthesis method for the production of high purity
silica from rice husks originated from different regions of Kazakhstan. The proposed eco …