Results 1 to 10 of about 148,650 (305)

Wasting Away: To Sludge or Not to Sludge? [PDF]

open access: yesCanadian Journal of Infectious Diseases and Medical Microbiology, 2001
Following a century of high standards of sanitation, food and water safety in North America are often taken for granted. Recent outbreaks of illness attributed to food and water contamination, however, have challenged this complacency. Now, sludge is added to the list of concerns. Sewage sludge is the muddy substance that remains after the treatment of
L Nicolle, M Miller
openaire   +3 more sources

The Successional Pattern of Microbial Communities and Critical Genes of Consortia Subsisting on Chloramphenicol and Its Metabolites Through Long-Term Domestication

open access: yesEngineering, 2023
As a widespread emerging contaminant, chloramphenicol (CAP) adversely impacts ecological communities in the water environment. Biological treatment is widely used for aquatic pollutant removal, and the performance of functional microbes determines its ...
Jiayu Zhang   +7 more
doaj   +1 more source

General analytical solutions for one-dimensional large strain consolidation of soft soils under electro-osmosis–surcharge preloading

open access: yesSoils and Foundations, 2022
In this study, the governing equation for one-dimensional large strain consolidation of soft soils under electro-osmosis–surcharge preloading is derived with some assumptions, and the general analytical solution is proposed for the first time by using ...
Wenhao Jiang   +4 more
doaj   +1 more source

Measuring the concentration of uranium in the Qayyarah oilfield and refinery

open access: yesTikrit Journal of Pure Science, 2021
In this research, the Concentrations of uranium and radon gas were measured in the samples collected from the Qayyarah refinery and field, which is located south of Mosul. The samples included soil and water associated with the production of oil, sludge
Mustafa A. Mahmoud, Rasheed M. Yousuf
doaj   +1 more source

Effect of turbulent flow on flocculation of fine cohesive sediment

open access: yesShui kexue jinzhan, 2012
Using the fractal cluster growing model,the effect of turbulent flow on the flocculation velocity,the average diameter and the fractal dimension of flocs are studied.The model simulates the collision,the bonding and breakage of sediment particles under ...
CHAI Chao-hui   +3 more
doaj   +1 more source

Sewage sludge and waterworks sludge stabilization in sludge treatment reed bed systems [PDF]

open access: yesWater Science and Technology, 2017
In this study, results about sludge stabilization in sludge treatment reed bed (STRB) systems in two different systems, Hanningfield STRB 1 (England), treating waterworks sludge, and Stenlille STRB 2 (Denmark), treating surplus activated sludge, are presented.
Masciandaro G, Peruzzi E, Nielsen S
openaire   +3 more sources

TREATMENT OF SEPTIC TANK SLUDGE IN A VERTICAL FLOW CONSTRUCTED WETLAND SYSTEM [PDF]

open access: yesEngenharia Agrícola, 2017
: The study consisted of the evaluation of the treatment of septic tank sludge in a vertical constructed wetland system (CW), built according to the first stage of the French system. The system operated also for sewage treatment and one of the beds (area
Cynthia F. Andrade   +2 more
doaj   +1 more source

Nudge, not sludge [PDF]

open access: yesScience, 2018
For some, the world is becoming increasingly complicated in that there are ever greater responsibilities, from selecting health insurance to figuring out how much to save for retirement. Ten years ago, my friend (and Harvard law professor) Cass Sunstein and I published a book called Nudge: Improving Decisions About Health ...
openaire   +2 more sources

SIPIBEL observatory: Data on usual pollutants (solids, organic matter, nutrients, ions) and micropollutants (pharmaceuticals, surfactants, metals), biological and ecotoxicity indicators in hospital and urban wastewater, in treated effluent and sludge from wastewater treatment plant, and in surface and groundwater

open access: yesData in Brief, 2022
The Bellecombe pilot site – SIPIBEL – was created in 2010 in order to study the characterisation, treatability and impacts of hospital effluents in an urban wastewater treatment plant.
Jean-Luc Bertrand-Krajewski   +20 more
doaj   +1 more source

Classification of contaminants in diesel engine oils

open access: yesВестник СибАДИ, 2022
Introduction. The deterioration of engine oil in an internal combustion engine (ICE) is directly related to the ingress of various pollutants into the crankcase. Depending on the type of contamination, the type of sediment on engine part surfaces varies.
S. V. Pashukevich
doaj   +1 more source

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