The presence of heavy metals in drinking water is a serious global issue. Sustainable
methods for treating drinking water such as biosorption are gaining popularity. The …

The paper summarizes the literature data on the use of onion (Allium cepa) processing
waste as sorption materials to remove various pollutants (metal ions, dyes, antibiotics) from …

Present study highlighted on the efficacy of onion peel dust (OPD) towards removal of nitrate
ions from aqueous solution. The experiment was confined on the effect of initial nitrate ion …

The purpose of this study is to investigate the effectiveness of banana peel activated carbon
as an adsorbent in the removal of cyanide and selected metals from fresh cassava …

Forefront among those to be affected by significant copper (Cu) and lead (Pb) contamination
of Lake Gerio are fish within, crops whose irrigation source is water from the lake and …

In this study, an alumina modified onion skin (AMOS) composite was synthesized,
characterized, and used as an adsorbent to remove Pb2+ and Cd2+ from aqueous solutions …

Since the population has increased and various industries have developed in recent years,
concerns and challenges related to water and the environment have been raised. A large …

The aim of the present study was to examine the performance of residue from extracted
onion processing waste for the ability to remove Cr (VI) ions from aqueous solutions. The …

Industrial wastewater have metal ions and colour compounds which can be harmful for
human and animals and causing serious diseases such as cancer, damaging of nervous …

The purpose of this paper is to tested carotenoid extracted tomato residue as a cheap
biosorbent for its ability to remove Cu (II) ions from aqueous solution. Batch experiments …