scholarly journals Phenolic Compounds in Water: Sources, Reactivity, Toxicity and Treatment Methods

Author(s):  
William W. Anku ◽  
Messai A. Mamo ◽  
Penny P. Govender
2020 ◽  
Vol 20 (7) ◽  
pp. 2648-2657
Author(s):  
Adrienne I. Masterton ◽  
Brian D. Barkdoll

Abstract World water supply is lacking in many places, making sanitation and reuse methods important. A new algorithm entitled ‘Drinking Water Source and Treatment Selection’ (DWSTS) to more sustainably select and compare water sources and treatment methods is introduced and demonstrated. Sustainability factors included in DWSTS include economic, social, and technical. DWSTS charts produced using this new method are an improvement over more traditional performance measures since they compare water sources based on a spectrum of considerations. The DWSTS method is demonstrated in a representative town. In water-scarce Muslim communities, the practice of ablution offers an opportunity for gray water reuse. Treating and reusing ablution gray water (AGW) was evaluated as part of the new DWSTS algorithm. Investigatory tools included in the new method were: household water use surveys, opinion leader interviews, an AGW collection device prototype design, treatment identification and testing, and comparison of attributes to those of existing water sources. Treatment methods examined were locally-made clay pot filter, coagulation and settling using moringa tree seeds, and P&G™ Purifier of Water. The DWSTS charts developed indicate AGW reuse could be socially acceptable, has potential to provide quality water, and would be financially competitive with existing sources. The DWSTS resulted in a more robust and environmentally sustainable solution than the conventional approach of simply considering cost.


2021 ◽  
Author(s):  
Elham H. Fini ◽  
Shakiba Ayat ◽  
Farideh Pahlavan

This chapter examines source and application of phenolic compounds in the built environment as well as their environmental fate and treatment methods. We further describe the role of phenolic compounds in delaying aging and degradation of outdoor construction elements when exposed to intense solar radiation. In this chapter both plant-based and synthetic sources of phenolic compounds and their fate in the environment were examined. In addition, merits of select sources of phenolic compounds to resist ultraviolet radiation in composites as well as delaying degradation were studied. This chapter further provides insights pertaining to the underlying molecular interactions which afford phenol’s role as an anti-aging additive for outdoor construction elements. This in turn provides a solution to promote bio-economy and enhance sustainability in the built environment.


Planta Medica ◽  
2008 ◽  
Vol 74 (09) ◽  
Author(s):  
E Kouloura ◽  
M Halabalaki ◽  
MC Lallemand ◽  
F Tillequin ◽  
AL Skaltsounis
Keyword(s):  

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