Physical and biological treatment technologies of slaughterhouse wastewater: a review

Physical and biological treatment technology are considered a highly feasible and economic way to treat slaughterhouse wastewater. To achieve the desired effluent quality for disposal or reuse, various technological options were reviewed. However, most practical operations are accompanied by several...

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Main Authors: Musa, Mohammed Ali, Idrus, Syazwani
Format: Article
Published: MDPI AG 2021
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author Musa, Mohammed Ali
Idrus, Syazwani
author_facet Musa, Mohammed Ali
Idrus, Syazwani
author_sort Musa, Mohammed Ali
collection UPM
description Physical and biological treatment technology are considered a highly feasible and economic way to treat slaughterhouse wastewater. To achieve the desired effluent quality for disposal or reuse, various technological options were reviewed. However, most practical operations are accompanied by several advantages and disadvantages. Nevertheless, due to the presence of biodegradable organic matter in slaughterhouse waste, anaerobic digestion technology is commonly applied for economic gain. In this paper, the common technologies used for slaughterhouse wastewater treatment and their suitability were reviewed. The advantages and disadvantages of the different processes were evaluated. Physical treatments (dissolved air floatation (DAF), coagulation–flocculation and sedimentation, electrocoagulation process and membrane technology) were found to be more effective but required a large space to operate and intensive capital investment. However, some biological treatments such as anaerobic, facultative lagoons, activated sludge process and trickling filters were also effective but required longer start-up periods. This review further explores the various strategies being used in the treatment of other wastewater for the production of valuable by-products through anaerobic digestion.
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spelling upm.eprints-945772022-12-05T06:26:14Z http://psasir.upm.edu.my/id/eprint/94577/ Physical and biological treatment technologies of slaughterhouse wastewater: a review Musa, Mohammed Ali Idrus, Syazwani Physical and biological treatment technology are considered a highly feasible and economic way to treat slaughterhouse wastewater. To achieve the desired effluent quality for disposal or reuse, various technological options were reviewed. However, most practical operations are accompanied by several advantages and disadvantages. Nevertheless, due to the presence of biodegradable organic matter in slaughterhouse waste, anaerobic digestion technology is commonly applied for economic gain. In this paper, the common technologies used for slaughterhouse wastewater treatment and their suitability were reviewed. The advantages and disadvantages of the different processes were evaluated. Physical treatments (dissolved air floatation (DAF), coagulation–flocculation and sedimentation, electrocoagulation process and membrane technology) were found to be more effective but required a large space to operate and intensive capital investment. However, some biological treatments such as anaerobic, facultative lagoons, activated sludge process and trickling filters were also effective but required longer start-up periods. This review further explores the various strategies being used in the treatment of other wastewater for the production of valuable by-products through anaerobic digestion. MDPI AG 2021-04 Article PeerReviewed Musa, Mohammed Ali and Idrus, Syazwani (2021) Physical and biological treatment technologies of slaughterhouse wastewater: a review. Sustainability, 13 (9). art. no. 4656. pp. 1-20. ISSN 2071-1050 https://www.mdpi.com/2071-1050/13/9/4656 10.3390/su13094656
spellingShingle Musa, Mohammed Ali
Idrus, Syazwani
Physical and biological treatment technologies of slaughterhouse wastewater: a review
title Physical and biological treatment technologies of slaughterhouse wastewater: a review
title_full Physical and biological treatment technologies of slaughterhouse wastewater: a review
title_fullStr Physical and biological treatment technologies of slaughterhouse wastewater: a review
title_full_unstemmed Physical and biological treatment technologies of slaughterhouse wastewater: a review
title_short Physical and biological treatment technologies of slaughterhouse wastewater: a review
title_sort physical and biological treatment technologies of slaughterhouse wastewater a review
work_keys_str_mv AT musamohammedali physicalandbiologicaltreatmenttechnologiesofslaughterhousewastewaterareview
AT idrussyazwani physicalandbiologicaltreatmenttechnologiesofslaughterhousewastewaterareview