Lawrence K. Wang, Nazih K. Shammas, William A. Selke, and Donald B. Aulenbach (2010). Flotation Technology, Humana Press, Springer Nature, USA. 680 pages. doi = 10.1007/978-1-60327-133-2; ISBN : 978-1-58829-494-4 ……. ABSTRACT: This flotation technology book has four special features: (a) Detailed coverage of the principles of air…[Read more]

Advancements of new process systems consisting of magnesium coagulation-precipitation, dissolved air flotation (DAF) clarification, filtration and disinfection are introduced : (a) the use of magnesium carbonate or magnesium chloride for replacing alum, (b) the use of DAF for replacing sedimentation, (c) the use of magnesium…[Read more]

This publication documents: (a) the dissolved air flotation and filtration (DAFF) process; (b) the Drinking Water Standards and water quality goals; (c) standards for raw water sources; (d) the procedure for determination of the trihalomethane maximum formation potential (THMMFP), (e) the alternatives of treating an unpredictable water supply…[Read more]

El-Shafie, Y.M. (2023). “Sustainable implementation of natural stone waste as cement replacement towards optimized concrete”, In: “Environmental Science, Technology, Engineering, and Mathematics (STEM)”, Wang, L.K., Wang, M.H.S., and Pankivskyi, Y.I. (Series Editors). 129 pages. May 2023. Lenox Institute Press, Auburndale, Massachusetts, USA.…[Read more]

Pankivskyi, Y.I. and Oshurkevych-Pankivska, O.Y. (2023). “Water Supply and Sewerage Systems”, In: “Environmental Science, Technology, Engineering, and Mathematics (STEM)”, Wang, L.K., Wang, M.H.S., and Pankivskyi, Y.I. (Series Editors). 261 pages. May 2023. Lenox Institute Press, Auburndale, Massachusetts, USA.…[Read more]

Aziz, Hamidi Abdul (2023). “Wastewater Engineering”, In: “Environmental Science, Technology, Engineering, and Mathematics (STEM)”, Wang, LK, Wang, MHS, and Pankivskyi, YI (Series Editors). 209 pages. April 2023. Lenox Institute Press, MA, USA. https://doi.org/10.17613/9g1r-6886 …….. ABSTRACT: There is a very limited book…[Read more]

Lawrence K Wang 王 抗 曝, Mu-Hao Sung Wang, 宋 慕 浩, Chandler CJ Bien卞 全 忠, Stephen Wu 胡 啟 焕, and Lim Eng Wah 林 永 华 (2023).Treating Unpredictable Potable Water Source With Green Technologies of Aluminum Chlorohydrate (ACH), Streaming Current Monitor SCM), And Dissolved Air Flotation (DAF) . 用 绿 科 技 新 药 ACH, 新 儀 控 SCM, 及 気 浮 水 廠 DAF, 処 理 多 变 性 自 来…[Read more]

Lawrence K Wang 王 抗 曝, Mu-Hao Sung Wang, 宋 慕 浩, Chandler CJ Bien卞 全 忠, Stephen Wu 胡 啟 焕, and Lim Eng Wah 林 永 华 (2023). Color Slides: Treating Unpredictable Potable Water Source With Green Technologies of Aluminum Chlorohydrate (ACH), Streaming Current Monitor SCM), And Dissolved Air Flotation (DAF) . 用 绿 科 技 新 药 ACH, 新 儀 控 SCM, 及 気 浮 水 廠 DA…[Read more]

Wang, LK, and Wang, MHS (2023). Application of secondary flotation for improvement of conventional activated sludge process system. In: “Environmental Science, Technology, Engineering, and Mathematics (STEM)”, Wang, LK, Wang, MHS, and Pankivskyi, YI (editors). Volume 2023, Number 3A, March 2023; pp.80 . DOI: 10.17613/jwrp-0e11 ; Lenox…[Read more]

This publication identifies lake eutrophication, its biochemical process, causes, effects, prevention, lake restoration, available technologies (electroflotation, dissolved air flotation and filtration), etc. Two continuous pilot plant studies were conducted: (a) treatment of septic tank effluent along lake shoreline by…[Read more]

(A) The first part of this paper demonstrates the feasibility of a DAF-filtration water treatment system for removal of humic substances and 400 color units from a contaminated water. Trihalomethanes are primarily formed by the reaction of free chlorine with humic substances, such as humic acid and fulvic acid, called trihalomethane precursors. A…[Read more]

Wang, LK, Wang, MHS, and Wu, BC (2022). Determination of microscopic particle count of Cryptosporidium and Giardia cysts using membrane filters. In: “Environmental Science, Technology, Engineering and Mathematics (STEM)”, Wang, LK, Wang, MHS and Pankivskyi, YI (eds.), 2022(12C), STEM-VOL2022-NUM12C-DEC2022. 21 pages. December 2022, Lenox Ins…[Read more]

Several green innovations are introduced in this memoir: (a) the steel plant’ iron oxide solid waste particles can be reused efficiently as a weighing agent as well as a polarization-inducing agent in a magnetic field enhanced gravity sludge thickening process; (b) quaternary ammonium compound (cationic surfactant) is an excellent organic…[Read more]

Wang, MHS and Wang, LK (2022). State-of-the-art technologies and terminologies for iron and manganese control. In: “Environmental Science, Technology, Engineering and Mathematics (STEM)”, Wang, LK, Wang, MHS and Pankivskyi, YI (eds.), 2022(12A), STEM-VOL2022-NUM12A-DEC2022. 80 pages. December 2022, Lenox Institute Press, Massachusetts, USA. htt…[Read more]

Oksana Y. Oshurkevych-Pankivska, and Yuriy I. Pankivskyi (2022). The Flow Regulatory Influence of Forests on The Catchments of Small Rivers of Ukrainian Beskids. In: “Environmental Science, Technology, Engineering and Mathematics (STEM)”, Lawrence K. Wang, Mu-Hao Sung Wang and Yuriy I. Pankivskyi (editors). Volume 2022, Number 11, November…[Read more]

Wang, MHS, Wang, LK, and Wu, BC (2022). Determination of total mercaptans in water and wastewater by spectrophotometry. In: “Environmental Science, Technology, Engineering, and Mathematics (STEM)”, Wang, LK, Wang, MHS, and Pankivskyi, YI (editors). Volume 2022, Number 4C, April 2022; pp.26. Lenox Institute Press, MA, USA.…[Read more]

Wang, MHS, Wang, LK, Wu, BC and Hu, GY (2022). Determination of humic substances (humic acid, fulvic acid & salts) in water by UV-visible spectrophotometry. In: “Environmental Science, Technology, Engineering, and Mathematics (STEM)”, Wang, LK, Wang, MHS, and Pankivskyi, YI (editors). Volume 2022, Number 4B, April 2022; pp.33. Lenox Institute…[Read more]

Wang, LK and Wang, MHS (2022). Urban area sludge treatment using pressurized oxygenation-ozonation, dissolved gas flotation and dewatering. In: “Environmental Science, Technology, Engineering, and Mathematics (STEM)”, Wang, LK, Wang, MHS, and Pankivskyi, YI (editors). Volume 2022, Number 10B, October 2022; pp.51. Lenox Institute Press,…[Read more]

Wang, MHS and Wang, LK (2021). Microwave-assisted analytical methods for rapid solids and water content determination. In: “Environmental Science, Technology, Engineering, and Mathematics (STEM)”, Wang, LK, Wang, MHS, and Pankivskyi, YI (editors). Volume 2021, Number 11, November 2021; pp.31. Lenox Institute Press, Auburndale,…[Read more]

Wang, MHS and Wang, LK (2021). Microwave-assisted analytical methods for rapid solids and water content determination. In: “Environmental Science, Technology, Engineering, and Mathematics (STEM)”, Wang, LK, Wang, MHS, and Pankivskyi, YI (editors). Volume 2021, Number 11, November 2021; pp.31. Lenox Institute Press, Auburndale,…[Read more]