Journal of hazardous materials letters最新文献

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Improved microbial reduction of biogenic and abiogenic goethite by diesel soot 改进了柴油烟尘对生物和非生物针铁矿的微生物还原
Journal of hazardous materials letters Pub Date : 2023-11-01 DOI: 10.1016/j.hazl.2023.100091
Huali Yu , Zikang Guo , Guangfei Liu , Lianfeng Wang , Haiyan Guo , Ruofei Jin , Jiti Zhou
{"title":"Improved microbial reduction of biogenic and abiogenic goethite by diesel soot","authors":"Huali Yu ,&nbsp;Zikang Guo ,&nbsp;Guangfei Liu ,&nbsp;Lianfeng Wang ,&nbsp;Haiyan Guo ,&nbsp;Ruofei Jin ,&nbsp;Jiti Zhou","doi":"10.1016/j.hazl.2023.100091","DOIUrl":"https://doi.org/10.1016/j.hazl.2023.100091","url":null,"abstract":"<div><p>The biogeochemical cycling of iron is crucial to plenty of environmental processes, and is often influenced by black carbon with high electrical conductivity and abundant functional groups. This study for the first time revealed that diesel particulate matter (DPM), a typical black carbon material which often caused serious environmental effects, could significantly promote dissimilatory reduction of both abiogenic and biogenic goethite (CGt and BGt) by <em>Shewanella oneidensis</em> MR-1. In 7 days, Fe(II) production in CGt systems containing 0.5, 5, 10, 25, and 50 mg/L of DPM were 1.2, 1.3, 1.8, 1.9, and 2.7 folds higher than that in the system without DPM (0.12 mM), respectively. During the bioreduction of BGt, Fe(II) concentrations were 2.4–3.4 folds higher than those in the CGt systems, and were increased by 4.8%− 41.7% with the addition of 0.5–50 mg/L DPM. X-ray diffraction (XRD) analysis demonstrated that goethite was the sole mineralized product during the bioreduction of CGt, while vivianite appeared gradually during the microbial transformation of BGt. DPM enhanced electron transfer between cells and goethite via serving as electron shuttles. The results of this study would improve our understanding of interactions among microbes, natural minerals, and black carbon in the natural environments.</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100091"},"PeriodicalIF":0.0,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2666911023000175/pdfft?md5=2f20c4689bc9dcd2dcef24986ca5a081&pid=1-s2.0-S2666911023000175-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91986615","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Particle size matters: Discrepancies in the health risks posed by traditional cigarettes and e-cigarettes in mice and humans 颗粒大小很重要:传统香烟和电子烟对小鼠和人类健康风险的差异
Journal of hazardous materials letters Pub Date : 2023-10-15 DOI: 10.1016/j.hazl.2023.100088
Li-Ti Chou , Tsai-Ling Chen , Kai-Chien Yang , Hsiao-Chi Chuang , Ying-Jiun Chen , Ching-Huang Lai , Ta-Chih Hsiao
{"title":"Particle size matters: Discrepancies in the health risks posed by traditional cigarettes and e-cigarettes in mice and humans","authors":"Li-Ti Chou ,&nbsp;Tsai-Ling Chen ,&nbsp;Kai-Chien Yang ,&nbsp;Hsiao-Chi Chuang ,&nbsp;Ying-Jiun Chen ,&nbsp;Ching-Huang Lai ,&nbsp;Ta-Chih Hsiao","doi":"10.1016/j.hazl.2023.100088","DOIUrl":"https://doi.org/10.1016/j.hazl.2023.100088","url":null,"abstract":"<div><p>Electronic cigarettes (ECs), considered a healthier alternative to traditional cigarettes (TCs), vaporize e-liquid, which may produce harmful by-products due to thermal decomposition and metal transfer. These by-products' deposition in the respiratory tract is largely determined by particle size distribution (PSD). We employ the Multiple-Path Particle Dosimetry (MPPD) model to assess particle deposition within the human and mouse respiratory tracts. Leveraging the known connection between TC smoke inhalation and atherosclerosis, we used human aortic endothelial cells (HAECs) and ApoE<sup>-/-</sup> mice to explore the potential effects of EC aerosol inhalation on atherosclerosis. Our findings reveal that TCs exhibit a highly variable PSD, with mean diameters of approximately 300 nm for mainstream (MS) smoke and 120 nm for side stream (SS) smoke. Conversely, ECs demonstrate a more stable PSD. Combined with MPPD, the deposition fraction in the human respiratory system and mice is mainly deposited in the pulmonary region and head airway. For the Apoe<sup>-/-</sup> mice exposure experiment, preliminary findings suggest a potential impact on atherosclerosis, although not statistically significant, likely due to the limited sample size and exposure duration. This study highlights the importance of considering PSD, exposure dosage, and species-specific differences in risk assessments of EC aerosols.</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100088"},"PeriodicalIF":0.0,"publicationDate":"2023-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49859225","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A critical review on In2S3-based nanomaterial for emerging contaminants elimination through integrated adsorption-degradation technique: Effect of reaction parameters and co-existing species 基于in2s3纳米材料的综合吸附-降解技术:反应参数和共存物质的影响
Journal of hazardous materials letters Pub Date : 2023-09-25 DOI: 10.1016/j.hazl.2023.100087
Soumya Ranjan Mishra, Vishal Gadore, Md. Ahmaruzzaman
{"title":"A critical review on In2S3-based nanomaterial for emerging contaminants elimination through integrated adsorption-degradation technique: Effect of reaction parameters and co-existing species","authors":"Soumya Ranjan Mishra,&nbsp;Vishal Gadore,&nbsp;Md. Ahmaruzzaman","doi":"10.1016/j.hazl.2023.100087","DOIUrl":"https://doi.org/10.1016/j.hazl.2023.100087","url":null,"abstract":"<div><p>The possibility of combined adsorption-degradation processes in wastewater treatment using nanomaterials based on indium sulfide (In<sub>2</sub>S<sub>3</sub>) is examined in this review paper. Regarding the synergistic adsorption and degradation of pollutants, In<sub>2</sub>S<sub>3</sub> performs exceptionally well, making it a suitable choice for wastewater remediation. Insights have been given to the pollutant removal mechanism through this integrated technique. The synergistic removal process is affected by several operational factors, including pH, catalyst dose, pollutant concentration, and contact duration. This analysis highlights the significance of optimizing these parameters for optimal contaminant removal efficiency. The influence of co-existing species, including cations, anions, and organic compounds, on the integrated elimination process is further highlighted by a discussion of their role. Future research directions are suggested, including a better comprehension of underlying processes, investigation of hybrid nanocomposites, and evaluation of long-term stability and recyclability to enhance the applicability of In<sub>2</sub>S<sub>3</sub>-based nanomaterials. This study aids in the creation of effective and long-lasting wastewater treatment methods by using the potential of In<sub>2</sub>S<sub>3</sub>-based nanomaterials.</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100087"},"PeriodicalIF":0.0,"publicationDate":"2023-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49859226","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Per- and polyfluoroalkyl substances (PFAS) in consumer products: Current knowledge and research gaps 消费品中的全氟烷基和多氟烷基物质:目前的知识和研究差距
Journal of hazardous materials letters Pub Date : 2023-09-22 DOI: 10.1016/j.hazl.2023.100086
Pradeep Dewapriya , Lachlan Chadwick , Sara Ghorbani Gorji , Bastian Schulze , Sara Valsecchi , Saer Samanipour , Kevin V. Thomas , Sarit L. Kaserzon
{"title":"Per- and polyfluoroalkyl substances (PFAS) in consumer products: Current knowledge and research gaps","authors":"Pradeep Dewapriya ,&nbsp;Lachlan Chadwick ,&nbsp;Sara Ghorbani Gorji ,&nbsp;Bastian Schulze ,&nbsp;Sara Valsecchi ,&nbsp;Saer Samanipour ,&nbsp;Kevin V. Thomas ,&nbsp;Sarit L. Kaserzon","doi":"10.1016/j.hazl.2023.100086","DOIUrl":"https://doi.org/10.1016/j.hazl.2023.100086","url":null,"abstract":"<div><p>While several sources of per- and polyfluoroalkyl substances (PFAS) are known, their use in consumer household products is far less explored. The aim of this study was to provide comprehensive bottom-up analysis of the types and concentrations of PFAS reported in the literature over the past decade. A total of 52 studies revealed 107 PFAS belonging to 15 different categories in 1040 consumer products. The highest number of products tested were from the USA (n = 389) followed by the Czech Republic (n = 111). Mean PFAS concentrations were highest in household firefighting products, followed by textile finishing agents and household chemicals. The highest diversity of PFAS was reported in textiles (72 PFAS). Fluorotelomer alcohol (FTOH), polyfluoroalkyl phosphate esters (PAPs), perfluorocarboxylic acid (PFCA) and perfluorosulfonic acid (PFSA) are the classes of PFAS of high interest. Eight out of 52 studies used High-Resolution Mass Spectrometry techniques. Highlighted knowledge gaps included (i) the development of analytical methods for detecting a range of PFAS in consumer products, (ii) method validation and QA/QC approaches, (iii) application of suspect and non-target analysis, and (iv) an understanding of human exposure risk. This review highlights that the presence of PFAS in consumer products is of concern and remains underexplored.</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100086"},"PeriodicalIF":0.0,"publicationDate":"2023-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49858966","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
The influence of chain length on the sorption of C4-C10 perfluorocarboxylic acids during transport in a sand 链长对C4-C10全氟羧酸在砂中传输过程中吸附的影响
Journal of hazardous materials letters Pub Date : 2023-08-19 DOI: 10.1016/j.hazl.2023.100084
Ying Lyu , Baohua Wang , Mark L. Brusseau
{"title":"The influence of chain length on the sorption of C4-C10 perfluorocarboxylic acids during transport in a sand","authors":"Ying Lyu ,&nbsp;Baohua Wang ,&nbsp;Mark L. Brusseau","doi":"10.1016/j.hazl.2023.100084","DOIUrl":"10.1016/j.hazl.2023.100084","url":null,"abstract":"<div><p>The impact of chain length on the retention and transport of perfluorocarboxylic acids (PFCAs) in a quartz sand was investigated. Short-chain (C4–C7: PFBA, PFPeA, PFHxA, PFHpA) and long-chain (C8–C10: PFOA, PFNA, PFDA) PFCAs were selected as a representative homologous series. Miscible-displacement transport experiments were conducted under saturated conditions to characterize the magnitudes of sorption mediating retention and transport. Quantitative-structure/property-relationship (QSPR) analysis was applied to characterize the influence of molecular size on sorption. The transport of the long-chain PFCAs exhibited greater retardation than the short-chain PFCAs. The log of the equilibrium sorption coefficient (<em>K</em><sub><em>d</em></sub>) exhibited a biphasic relationship with carbon number and molar volume, with the magnitude of measured sorption for the short-chain PFCAs significantly greater than would be predicted using the QSPR regression developed for the long-chain PFCAs. This is consistent with batch-measured data reported in the literature, and likely reflects the relative influence of different sorption mechanisms for the short-chain vs long-chain PFCAs.</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100084"},"PeriodicalIF":0.0,"publicationDate":"2023-08-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47627658","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An updated review of industrially relevant titanium dioxide and its environmental health effects 工业相关二氧化钛及其环境健康影响的最新综述
Journal of hazardous materials letters Pub Date : 2023-08-19 DOI: 10.1016/j.hazl.2023.100085
Taiwo Ayorinde, Christie M. Sayes
{"title":"An updated review of industrially relevant titanium dioxide and its environmental health effects","authors":"Taiwo Ayorinde,&nbsp;Christie M. Sayes","doi":"10.1016/j.hazl.2023.100085","DOIUrl":"10.1016/j.hazl.2023.100085","url":null,"abstract":"<div><p>Titanium dioxide (TiO<sub>2</sub>) is a metal oxide that occurs naturally when titanium reacts with airborne oxygen. It has various attractive and beneficial properties, such as thermal stability, photocatalysis potential, and resistance to ultraviolet radiation. As a result, it is widely used in industrial processes and commercial products. The physicochemical properties of TiO<sub>2</sub> can vary depending on the material's primary particle size, crystallinity, and formulation. Different properties have been found to cause different toxicological responses. While most studies have focused on the effects of exposure to nano-TiO<sub>2</sub>, little attention has been given to other relevant TiO<sub>2</sub> materials. In this review, we examine the toxicological profile of both titanium dioxide nanoparticles and pigmentary TiO<sub>2</sub>. This review aims to provide reliable information on titanium dioxide toxicity for public and private stakeholders to use in risk assessments.</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100085"},"PeriodicalIF":0.0,"publicationDate":"2023-08-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47985899","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Removing heavy metal ions from wastewater by Chlorella sorokiniana coupled to manganese-doped magnetic ferrite nanoparticles 小球藻偶联锰掺杂磁性铁氧体纳米颗粒去除废水中的重金属离子
Journal of hazardous materials letters Pub Date : 2023-08-17 DOI: 10.1016/j.hazl.2023.100082
Louie A. Lapeñas , Janire Peña-Bahamonde , Lúrima Uane Soares Faria , Mark Daniel G. de Luna , Debora F. Rodrigues
{"title":"Removing heavy metal ions from wastewater by Chlorella sorokiniana coupled to manganese-doped magnetic ferrite nanoparticles","authors":"Louie A. Lapeñas ,&nbsp;Janire Peña-Bahamonde ,&nbsp;Lúrima Uane Soares Faria ,&nbsp;Mark Daniel G. de Luna ,&nbsp;Debora F. Rodrigues","doi":"10.1016/j.hazl.2023.100082","DOIUrl":"10.1016/j.hazl.2023.100082","url":null,"abstract":"<div><p>In this study, we investigated the benefit of combining <em>Chlorella sorokiniana</em> with manganese-containing ferrite nanoparticles (NPs) for heavy metal removal and cell harvesting. Our results demonstrate that the combination of non-toxic nanoparticles significantly enhances the heavy metal removal capacity of <em>C. sorokiniana</em> without affecting its growth. The microalgae combined with NPs was able to sequester Cr<sup>6+</sup>, Co<sup>2+</sup>, and Ni<sup>2+</sup> from aqueous solutions and could remove these metals at a higher adsorption capacity and within a relatively short time than their individual counterparts, indicating a synergistic effect between the algal cells and the nanomaterials, where bioadsorption and chemisorption were the main players. Both biosorption and chemisorption capacities were found to be the highest for single-metal systems and decreased when coexisting ions were present in the solution. The adsorption of the heavy metals evaluated was better described by the pseudo-second order model than the pseudo-first order model, indicating that chemisorption dominated over physisorption. These characteristics suggest that the combination of biosorbents with nanosorbents is a promising approach for the treatment of water contaminated with heavy metals making this process more efficient, economical, sustainable, and clean.</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100082"},"PeriodicalIF":0.0,"publicationDate":"2023-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48055615","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Insight into the highly-selective separation of Fe(III) with cinnamon-like blended fiber 类肉桂混合纤维对Fe(III)的高选择性分离研究
Journal of hazardous materials letters Pub Date : 2023-08-16 DOI: 10.1016/j.hazl.2023.100083
Xi Zhang , Weiguo Zhang , Yao Feng , Zhengbin Li , Fuqiang Liu , Aimin Li
{"title":"Insight into the highly-selective separation of Fe(III) with cinnamon-like blended fiber","authors":"Xi Zhang ,&nbsp;Weiguo Zhang ,&nbsp;Yao Feng ,&nbsp;Zhengbin Li ,&nbsp;Fuqiang Liu ,&nbsp;Aimin Li","doi":"10.1016/j.hazl.2023.100083","DOIUrl":"10.1016/j.hazl.2023.100083","url":null,"abstract":"<div><p>The separation and recovery of Fe(III) in heavy metal mixtures is a great challenge due to its strong ion exchange property. In this study, we developed a novel cinnamon-like blended fiber (PAN/PEG) using electrostatic spinning and dissolution post-treatment, which exhibited highly selective separation properties and satisfactory adsorption capacity for Fe(III). Owing to the preferential coordination of Fe(III) with both cyanide and hydroxyl groups, PAN/PEG possessed such excellent adsorption capacity as 1.12 mmol/g. Notably, the infinite selective separation coefficient between Fe(III) and other heavy metal ions (HMIs) achieved even from the octa-mixed metal systems. Furthermore, PAN/PEG demonstrated good anti-interference ability against coexisting inorganic salts. In addition, PAN/PEG was highly effective in removing lower concentration Fe(III) from complex PTA wastewater with super-high selectivity, which enabled the subsequent purification of Co(II) and Mn(II). Overall, PAN/PEG could be prepared and recovered facilely, and had great potential in the exclusive separation of Fe(III).</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100083"},"PeriodicalIF":0.0,"publicationDate":"2023-08-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43541601","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mesoporous tubular g-C3N4 as an efficient metal-free photocatalyst with peroxymonosulfate to degrade carbamazepine 介孔管状g-C3N4与过氧单硫酸盐降解卡马西平的高效无金属光催化剂
Journal of hazardous materials letters Pub Date : 2023-07-29 DOI: 10.1016/j.hazl.2023.100081
Yanchun Huang , Lingxiao Yang , Weifang Huang , Jun Li , Chao Liu , Bo Lai , Naiwen Li
{"title":"Mesoporous tubular g-C3N4 as an efficient metal-free photocatalyst with peroxymonosulfate to degrade carbamazepine","authors":"Yanchun Huang ,&nbsp;Lingxiao Yang ,&nbsp;Weifang Huang ,&nbsp;Jun Li ,&nbsp;Chao Liu ,&nbsp;Bo Lai ,&nbsp;Naiwen Li","doi":"10.1016/j.hazl.2023.100081","DOIUrl":"10.1016/j.hazl.2023.100081","url":null,"abstract":"<div><p>In advanced oxidation processes with metal-containing catalysts, metal dissolution usually leads to reduced efficiency and biotoxicity. Therefore, it is very important to find efficient non-metallic materials. In this work, a metal-free mesoporous tubular g-C<sub>3</sub>N<sub>4</sub> was fabricated using melamine and urea mixed according to the mass ratios of 1:12 (TPCN<sub>12</sub>) by a facile one-step thermal polymerization method. Mesoporous tubular TPCN<sub>12</sub> was proved to be successfully synthesized by scanning electron microscope (SEM) and X-ray diffraction (XRD). Then the degradation of carbamazepine (CBZ) by activating peroxymonosulfate (PMS) of TPCN<sub>12</sub> under visible light was investigated. It was found that degradation rate constant of CBZ in TPCN<sub>12</sub>/Vis/PMS system (0.0939 min<sup>−1</sup>) exhibited great superiority over that in TPCN<sub>12</sub>/Vis system (0.0149 min<sup>−1</sup>) and in TPCN<sub>12</sub>/PMS system, which indicated TPCN<sub>12</sub>, Vis and PMS had a synergistic effect. The dominant role of the electron transfer and the primary contribution of the holes (h<sup>+</sup>) and •O<sub>2</sub><sup>−</sup> reactive species were revealed in TPCN<sub>12</sub>/Vis/ PMS system. Furthermore, the system showed sufficient advantages over a wide pH range and high resistance to inorganic anions. In general, the TPCN<sub>12</sub>/Vis/PMS system was capable of high stability and recyclability. This metal-free mesoporous tubular catalyst was proposed to achieve efficient and green elimination of pharmaceutical organic pollutants.</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100081"},"PeriodicalIF":0.0,"publicationDate":"2023-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45715134","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Burning questions: Current practices and critical gaps in evaluating removal of per- and polyfluoroalkyl substances (PFAS) during pyrolysis treatments of biosolids 亟待解决的问题:评估生物固体热解处理过程中全氟烷基和多氟烷基物质(PFAS)去除的当前做法和关键差距
Journal of hazardous materials letters Pub Date : 2023-06-27 DOI: 10.1016/j.hazl.2023.100079
Joshua S. Wallace , Dulan Edirisinghe , Saba Seyedi , Haley Noteboom , Micah Blate , Derya Dursun Balci , Mohammad Abu-Orf , Robert Sharp , Jeanette Brown , Diana S. Aga
{"title":"Burning questions: Current practices and critical gaps in evaluating removal of per- and polyfluoroalkyl substances (PFAS) during pyrolysis treatments of biosolids","authors":"Joshua S. Wallace ,&nbsp;Dulan Edirisinghe ,&nbsp;Saba Seyedi ,&nbsp;Haley Noteboom ,&nbsp;Micah Blate ,&nbsp;Derya Dursun Balci ,&nbsp;Mohammad Abu-Orf ,&nbsp;Robert Sharp ,&nbsp;Jeanette Brown ,&nbsp;Diana S. Aga","doi":"10.1016/j.hazl.2023.100079","DOIUrl":"10.1016/j.hazl.2023.100079","url":null,"abstract":"<div><p>Concerns surrounding potential health and environmental impacts of per- and polyfluoroalkyl substances (PFAS) are growing at tremendous rates because adverse health impacts are expected with trace-level exposures. Extreme measures are required to mitigate potential PFAS contamination and minimize exposures. Extensive PFAS use results in the release of diverse PFAS species from domestic, industrial, and municipal effluents to wastewater, which partition to biosolids throughout secondary treatment. Biosolids generated during municipal wastewater treatment are a major environmental source of PFAS due to prevailing disposal practices as fertilizers. Pyrolysis is emerging as a viable, scalable technology for PFAS removal from biosolids while retaining nutrients and generating renewable, raw materials for energy generation. Despite early successes of pyrolysis in PFAS removal, significant unknowns remain about PFAS and transformation product fates in pyrolysis products and emissions. Applicable PFAS sampling methods, analytical workflows, and removal assessments are currently limited to a subset of high-interest analytes and matrices. Further, analysis of exhaust gases, particulate matter, fly ashes, and other pyrolysis end-products remain largely unreported or limited due to cost and sampling limitations. This paper identifies critical knowledge gaps on the pyrolysis of biosolids that must be addressed to assess the effectiveness of PFAS removal during pyrolysis treatment.</p></div>","PeriodicalId":93463,"journal":{"name":"Journal of hazardous materials letters","volume":"4 ","pages":"Article 100079"},"PeriodicalIF":0.0,"publicationDate":"2023-06-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10545407/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41143138","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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