Date of Award

8-28-2021

Document Type

Dissertation

Degree Name

Environmental Sciences, Ph.D.

First Advisor

Hashim Ali

Committee Members

Hyunju Jeong; Jerry Farris; Mohammed Milad; William Burns

Call Number

LD 251 .A566d 2021 A28

Abstract

Intensive industrial activities have contributed to the increased pollution of the environment. The existence of chemical contaminants in the environment is of substantial concern to the soil, air, and aquatic system due to their potential health risks to humans, animals, and plants. In order to reduce environmental pollution, water treatment and carbon capture using adsorption on metal oxides were investigated successfully in this study. Removal of organic compounds hydroquinone and catechol on the surface of TiO2 and Fe2O3 was carried out in aqueous solutions. The resulting treated water was tested for toxicity on freshwater organisms. Promising results were obtained especially with using TiO2 and Fe2O3 in removing hydroquinone and catechol from water. These results confirm the possibility of using metal oxides as adsorbents and detoxicants preceding industrial discharge to water bodies. Also, carbon dioxide capture was investigated using monoethanolamine, piperazine, and TiO2. Results did not show quantifying data for carbon dioxide capture investigation. Keywords: Water treatment; adsorption; phenols; toxicity; Fe2O3; TiO2; carbon capture

Rights Management

Creative Commons Attribution 4.0 International License
This work is licensed under a Creative Commons Attribution 4.0 International License.

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