Removal of organic compounds using halloysite by Fenton-like process by Jacek Leszczyński

“…Analysis of variance (ANOVA) was used to assess the relationship between process variables and outcomes, specifically COD, color, and UV254, in the Fenton process. …”
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Electrochemical Oxidation Using BDD Anodes Combined with Biological Aerated Filter for Biotreated Coking Wastewater Treatment by C. R. Wang, Z. F. Hou, M. R. Zhang, J. Qi, J. Wang

“…Thus, it is difficult to meet Grade I of Integrated Wastewater Discharge Standard of China by biological treatment technology; specifically, COD cannot meet above standard due to containing refractory organics. …”
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Accuracy of information on the underlying cause of death: An analysis in Colombia during the COVID-19 pandemic in 2021. by Pablo Chaparro-Narváez, Jessika Alexandra Manrique Sanchez, Laura Berrio-Parra, Diana Carolina Urrego Ricaurte, Luis José Torres-Rojas, Nidia Patricia Orjuela Cantor, Claudia Patricia Mora Aguirre, Yesid Rojas Quevedo, Clara Suárez, Carlos Castañeda-Orjuela

“…The most significant variations in the fraction of mortality due to specific CoDs corresponded to "codes for special situations COVID-19".…”
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