Heavy metal pollution is a major problems in the environment. The impact of toxic metal ions
can be minimized by different technologies, viz., chemical precipitation, membrane filtration …

In aqueous systems, chromium usually exists in both trivalent and hexavalent oxidation
states, being Cr (VI) of particular importance and concern due to its great toxicity. Industrial …

Solid waste conversion to value-added products is a stepping stone towards sustainable
environment. Herein, sesame oil cake (SOC), an oil industry waste was utilized as a …

Activated carbon was prepared from peanut shell by chemical activation with KOH.
Unoxidized activated carbon was prepared in nitrogen atmosphere which was then heated …

Hexavalent chromium is a well-known highly toxic metal, considered a priority pollutant.
Industrial sources of Cr (VI) include leather tanning, cooling tower blowdown, plating …

The investigation of the effectiveness of the removal of copper, nickel, chromium and zinc
ions from synthetic waste water by using Moringa aptera Gaertn (MAG) was studied. The …

The presence of hexavalent chromium in wastewater is a potential hazard to aquatic
animals and humans. There are various mechanisms proposed, kinetic models used and …

Low cost fertilizer industry waste material called carbon slurry, produced in generators of
fuel oil-based industrial generators, was converted into an effective and efficient adsorbent …

Removal of heavy metals from wastewater is obligatory in order to avoid water pollution. In
the present study, performance of Dowex HCR S/S cation exchange resin was evaluated for …

The activated carbons prepared from cotton stalk with different activation agents (KOH and
K2CO3) under microwave radiation were investigated. The effects of different activation …