Heavy metal contamination in wastewater is a significant concern for human health and the
environment, prompting increased efforts to develop efficient and sustainable removal …

Abstract Cadmium (Cd), a non-essential trace element, it's intrusion in groundwater has
ubiquitous implications on the environment and human health. This review is an approach to …

Instead of using commercial activated carbon or ion exchange resins, researchers have
worked on inexpensive materials, such as wastes from industry and agricultural operations …

The present work utilizes waste black cardamom (BC) as an inexpensive and
environmentally friendly adsorbent for sequestering the Congo Red (CR) dye from aqueous …

In this study, magnesium oxide biochar-chitosan composite (MgO-BCR-W) prepared through
modification with MgCl 2 and chitosan was investigated as an adsorbent for the removal of …

The difficulty in removal of heavy metals at concentrations below 10 mg/L has led to the
exploration of efficient adsorbents for removal of heavy metals. The adsorption capacity of …

Among available technologies to remove heavy metals from wastewater, biosorption has
gained more attention due to its high removal efficiency, friendly operation, and inexpensive …

Five adsorbents based on fly ash treated with NaOH for the adsorption of cadmium ion from
aqueous solutions were investigated. The materials were characterized using scanning …

In recent decades, cadmium pollution has emerged as a core issue around the globe,
rendering it of severe and fundamental concern to the scientific community. In regards with …

Owing to the high cost of recycling waste, underdeveloped countries discharge industrial,
agricultural, and anthropogenic effluents without pretreatment. As a result, pollutant-loaded …