Sentence examples for use of sludge from inspiring English sources
Irradiation, genetic modification and the use of sludge would be prohibited not only in the organic ingredients but in the conventional ingredients in foods made partly with organic ingredients.
In this study, the use of sludge fermentation liquid to reduce CuO nanoparticles (NPs) toxicity to municipal wastewater BNR was reported.
The use of sludge, a side product of wastewater treatment, as a precursor for the synthesis of high-capacitance carbon is environmentally benign; however, the key factors influencing the structure of the carbon, and accordingly, its capacitive performance, remain unknown.
There is some use of sludge in agriculture today but not all MSS produced is suitable for direct use on arable land due to its content of potentially harmful elements, pathogens or anthropogenic chemicals.
The purpose of this work was to study the use of sludge derived from the physicochemical treatment involved in the MDF board production process, and to take advantage of the physicochemical properties of ash, sludge and lime production wastes for the manufacture of a new product with improved characteristics for use in civil construction.
Some authors have investigated the use of sludge in mortar and concrete [23, 24, 25].
The use of sludges as soil conditioners, their conversion to fuels by pyrolysis, and other alternatives are frequently mentioned options, but they have not been demonstrated to be practical on a large scale.
At this stage, the re-use of sludge can possibly cause soil and groundwater pollution [4].
They are subdivided into aerobic and anaerobic processes which include the use of activated sludge, membrane batch reactor, sequence batch reactor, anaerobic sludge reactors, anaerobic film reactors and anaerobic filters.
Nevertheless, most of the studies only concentrated on the use of activated sludge to remove the target compound in which the activated sludge had been acclimated early.
The main problem with the agricultural use of sewage sludge is the higher heavy metal (mainly zinc) concentrations in the sludge than in the soil.
