Coffee processing wastewater treatment: a critical review on current treatment technologies with a proposed alternative

Abstract Coffee is globally the second largest most traded commodity after petroleum, and this has facilitated many countries to grow and produce coffee in commercial quantity. The production processes uses large volume of water which comes out as contaminated water. The presence of toxic chemicals...

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Main Authors: E. M. Ijanu, M. A. Kamaruddin, F. A. Norashiddin
Format: Article
Language:English
Published: SpringerOpen 2019-11-01
Series:Applied Water Science
Subjects:
Online Access:http://link.springer.com/article/10.1007/s13201-019-1091-9
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author E. M. Ijanu
M. A. Kamaruddin
F. A. Norashiddin
author_facet E. M. Ijanu
M. A. Kamaruddin
F. A. Norashiddin
author_sort E. M. Ijanu
collection DOAJ
description Abstract Coffee is globally the second largest most traded commodity after petroleum, and this has facilitated many countries to grow and produce coffee in commercial quantity. The production processes uses large volume of water which comes out as contaminated water. The presence of toxic chemicals like tannins, phenolic and alkaloids inhibits biological degradation. Microbial processes break down the organic substances released into water bodies slowly, using up the oxygen from the water (COD). As demand for oxygen needed to break down organic waste in a wastewater begins to exceed supply, a decrease in oxygen needed to combine with chemicals (COD) slowly creates anaerobic condition. The review looks at few of the current methods (physicochemical and biological) used in coffee wastewater management, their advantages and disadvantages including, high cost implication, complex operation and more time consumption among others; furthermore, the review suggests ion exchange technique as a better alternative based on its capacity to act as both an ion exchanger and absorber.
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spelling doaj.art-8db5922c2dae465a819ed9c681bcafa42022-12-21T23:11:24ZengSpringerOpenApplied Water Science2190-54872190-54952019-11-0110111110.1007/s13201-019-1091-9Coffee processing wastewater treatment: a critical review on current treatment technologies with a proposed alternativeE. M. Ijanu0M. A. Kamaruddin1F. A. Norashiddin2School of Industrial Technology, University Sains MalaysiaSchool of Industrial Technology, University Sains MalaysiaSchool of Industrial Technology, University Sains MalaysiaAbstract Coffee is globally the second largest most traded commodity after petroleum, and this has facilitated many countries to grow and produce coffee in commercial quantity. The production processes uses large volume of water which comes out as contaminated water. The presence of toxic chemicals like tannins, phenolic and alkaloids inhibits biological degradation. Microbial processes break down the organic substances released into water bodies slowly, using up the oxygen from the water (COD). As demand for oxygen needed to break down organic waste in a wastewater begins to exceed supply, a decrease in oxygen needed to combine with chemicals (COD) slowly creates anaerobic condition. The review looks at few of the current methods (physicochemical and biological) used in coffee wastewater management, their advantages and disadvantages including, high cost implication, complex operation and more time consumption among others; furthermore, the review suggests ion exchange technique as a better alternative based on its capacity to act as both an ion exchanger and absorber.http://link.springer.com/article/10.1007/s13201-019-1091-9Coffee processing effluentBODCODIon exchange processOrganic materials
spellingShingle E. M. Ijanu
M. A. Kamaruddin
F. A. Norashiddin
Coffee processing wastewater treatment: a critical review on current treatment technologies with a proposed alternative
Applied Water Science
Coffee processing effluent
BOD
COD
Ion exchange process
Organic materials
title Coffee processing wastewater treatment: a critical review on current treatment technologies with a proposed alternative
title_full Coffee processing wastewater treatment: a critical review on current treatment technologies with a proposed alternative
title_fullStr Coffee processing wastewater treatment: a critical review on current treatment technologies with a proposed alternative
title_full_unstemmed Coffee processing wastewater treatment: a critical review on current treatment technologies with a proposed alternative
title_short Coffee processing wastewater treatment: a critical review on current treatment technologies with a proposed alternative
title_sort coffee processing wastewater treatment a critical review on current treatment technologies with a proposed alternative
topic Coffee processing effluent
BOD
COD
Ion exchange process
Organic materials
url http://link.springer.com/article/10.1007/s13201-019-1091-9
work_keys_str_mv AT emijanu coffeeprocessingwastewatertreatmentacriticalreviewoncurrenttreatmenttechnologieswithaproposedalternative
AT makamaruddin coffeeprocessingwastewatertreatmentacriticalreviewoncurrenttreatmenttechnologieswithaproposedalternative
AT fanorashiddin coffeeprocessingwastewatertreatmentacriticalreviewoncurrenttreatmenttechnologieswithaproposedalternative