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Sequential anaerobic-aerobic biodegradation of emerging insensitive munitions compound 3-nitro-1,2,4-triazol-5-one (NTO)

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TLDR
It is demonstrated that the high-rate removal of NTO in contaminated water can be attained in a continuous-flow aerated bioreactor and that the plausible hypothesis for these findings is that NTO reduction occurred in anaerobic zones of the biofilm whereas ATO was mineralized in the bulk aerobic zone of the reactor.
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This article is published in Chemosphere.The article was published on 2017-01-01 and is currently open access. It has received 42 citations till now.

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Journal ArticleDOI

Ecotoxicity of the insensitive munitions compound 3-nitro-1,2,4-triazol-5-one (NTO) and its reduced metabolite 3-amino-1,2,4-triazol-5-one (ATO).

TL;DR: The results indicate that the reductive biotransformation of NTO could enhance or lower its toxicity according to the target organism.
Journal ArticleDOI

Application of integrated treatment strategies for explosive industry wastewater—A critical review

TL;DR: In this paper, the authors provide an insight on the scientific prospects of integrated treatment concepts for explosive wastewater treatment and make recommendations for sustainable treatment of ammunition factory effluent, which are detailed in the paper.
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Right on target: using plants and microbes to remediate explosives

TL;DR: Progress made is covered in understanding the fundamental biochemistry behind the detoxification of explosives, including new shock-insensitive explosive compounds; how field-relevant plant species have been characterized and genetically engineered; and the major roles that endophytic and rhizospheric microorganisms play in the detoxifying of organic pollutants such as explosives.
Journal ArticleDOI

3-nitro-1,2,4-triazol-5-one (nto): high explosive insensitive energetic material

TL;DR: A survey of various routes utilized for the synthesis of NTO, changes in its morphology by varying solvent systems, characterization, decomposition mechanisms, and use of metal oxides and other catalysts to enhance or diminish the thermal decomposition temperature is provided in this paper.
Journal ArticleDOI

Reduction of 3-Nitro-1,2,4-Triazol-5-One (NTO) by the Hematite─Aqueous Fe(II) Redox Couple

TL;DR: The importance of iron oxide-Fe2+ in controlling NTO transforfmation is demonstrated, a LFER for predicting NTO reduction rate is presented, and how solutes can shift the LFER by interacting with either iron species is illustrated.
References
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Journal ArticleDOI

Physiological heterogeneity in biofilms.

TL;DR: The processes that generate chemical gradients inBiofilms, the genetic and physiological responses of the bacteria as they adapt to these gradients and the techniques that can be used to visualize and measure the microscale physiological heterogeneities of bacteria in biofilms are discussed.
Book

Biodegradation of Nitroaromatic Compounds

TL;DR: A number of microbial systems capable of transforming or biodegrading nitroaromatic compounds, including anaerobic bacteria and fungi, and a number of nitrobaromatic compounds can serve as growth substrates for aerobic bacteria, are revealed.
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Nitroaromatic Compounds, from Synthesis to Biodegradation

TL;DR: This review provides an overview of the synthesis of both man-made and biogenic nitroaromatic compounds, the bacteria that have been identified to grow on and completely mineralize nitrobiotic compounds, and the pathways that are present in these strains.
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A review of advanced high performance, insensitive and thermally stable energetic materials emerging for military and space applications

TL;DR: This review concentrates on recent advances in syntheses, potential formulations and space applications of potential compounds with respect to safety, performance and stability.
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Enhanced biodegradation of aromatic pollutants in cocultures of anaerobic and aerobic bacterial consortia

TL;DR: Aside from mineralization, polyhydroxylated and chlorinated phenols as well as nitroaromatics and aromatic amines are susceptible to polymerization in aerobic environments and an alternative approach for bioremediation systems can be directed towards incorporating these aromatic pollutants into detoxified humic-like substances.
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