Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 88 for “"waste products"”.
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Assessment of alternative uses for lignocellulosic waste products
Abstract included in script.
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Radioactivity of Fossil Fuel Waste Products and Associated Environmental Implications
… generated from coal combustion and oil and gas wastewater (OGW) drawn from both conventional and unconventional oil and gas producing wells. This dissertation characterizes the radioactivity associated with CCRs and OGW and further investigates the use of this radioactivity as a tracer and timer …
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EVALUATION OF PHARMACEUTICAL AND COSMETIC USE OF EXCIPIENTS OBTAINED FROM CITRUS PROCESSING WASTE PRODUCTS
… In recent years, the use of food industry waste as new materials in pharmaceuticals and cosmetics has attracted increasing interest. In this circular economy perspective, bergamot peel waste is an established source of high-value components such as essential oils, flavonoids, pectin, and …
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Horticultural utilization of waste products from sustainable forestry practices in the Pinelands National Reserve
… is not being utilized and accumulates as a waste product. A more desirable solution would be to process the flailed pine slash into marketable products to provide landowners with an economic incentive that would encourage better management practices. Three experimental container substrates …
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The feasibility of commercial utilization of cotton fabric and cotton conversion products for synthetic lumber
… elimination and profitable utilization of the waste products of manufacture and agriculture. One of the outstanding developments has been an industry that utilizes agricultural waste products to produce synthetic lumber. Such materials as cornstalks (1), bagasse (2), wheat straw (3), wood (4), …
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Severe acute renal failure at Groote Schuur Hospital
… resulting in a failure to excrete nitrogenous waste products.
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Reducing Moisture Damage in Asphalt Mixes Using Recycled Waste Additives
… emphasis towards sustainability has increased, waste products are now being investigated for this purpose. This thesis investigated the anti-stripping effectiveness of two waste products: fly ash and cement kiln dust (CKD), and compared them with hydrated lime and an amine-based chemical …
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Effect of Scrubber Sludge and Fly Ash on Soil Properties and Crop Growth
… the effect of land application of these waste products on soil physical and chemical properties and on corn (Zea mays L.) and soybean (Glycine max (L.) Merr.) growth, nutrient composition, and yield.
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Microbiology of fly ash-acid mine drainage co-disposal processes
The waste products acid mine drainage formed during coal mining and fly ash from coal burning power generation, pose substantial environmental and economic problems for South Africa. Eskom has developed a remediation system employing alkaline fly ash to neutralize and precipitate heavy metals from …
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Production of biogas from sugarcane wastes: an assessment of microbial community dynamics for an efficient process
The disposal of large amounts of waste still containing energetic value is a central challenge in the waste management of the Brazilian sugarcane industry. As a sustainable solution, the biogas process appears to be a suitable technology for treating sugarcane waste products and for providing …
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Environmentally Sustainable Mining: Reusable Zeolite for Sodium Mitigation from Potash Brine Impacted Groundwater
Potash mining creates highly saline waste products. Current industry standards include storage and contamination prevention measures; however, the risk to surrounding soil and groundwater from the highly saline waste solution is a significant concern. Zeolites, specifically clinoptilolite-rich …
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Radical reuse : from the superfluous to the exquisite
… the radial tire and the PET plastic bottle. Both waste products demonstrate significant structural and phenomenological potential and are abundantly available at the global scale. Through the specific exploration of these systems, reuse will be introduced to America's high-end architectural client …
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Eliminating Plastic Waste by Transitioning Machine Shop to Produce Its Own 3D Printer Filament
… have developed recycling systems to turn waste material back into 3D printing filament. In the Laboratory for Manufacturing and Productivity (LMP), students use injection-molding and thermoforming machines, and 3D printers for prototyping. All of these tools generate waste products; LMP …
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Biotic Assessment Of Two Central Kentucky Streams: Examining The Effects Of Wastewater Treatment And Anthropogenic Disturbance
… sustains life on Earth yet suffers the resulting waste products. Native, locally adapted ecosystems integrate or eliminate the byproducts of life. However an increase of human population, poor agricultural practices, accelerated overland runoff, a non-point source of pollution, and wastewater …
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Molekulární mechanismy vývoje koronárních cév
… is the transport of nutrients and the removal of waste products. During the development the heart not only grows, but also acts as a pump that drives the blood circulation of the embryo. With advancing development, it is necessary to ensure an adequate supply of oxygen to the heart, for that …
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Mountain top eco-industrial park: An eco-industrial, renewable energy approach for industrial park development
… to create a web of reuse and recycling of the waste products generated by existing facilities. Examples of potential materials for reuse include biomass from timber operations, waste from coal power plants, and agricultural wastes from regional cultivated fields.
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A real-time robotic platform for pipeline inspection
… around the world to transport raw materials, waste products, and, critically, potable water. Protecting the pipes from the elements often leaves them difficult to inspect for leaks and corrosion, which can cause costly, even deadly, damage. Currently, typical inspection methods are costly, …
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Improvement of kiln design and combustion/carbonization timing to produce charcoal from agricultural waste in Developing countries
… charcoal briquettes from local agricultural waste products, or biomass. The process involves the combustion and carbonization of biomass at sustained high temperature in an air-tight metal barrel kiln to produce char. The char produced from Haiti's main agricultural waste product, bagasse, …
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The development and assessment of an automated biological monitoring system using crayfish locomotor activity to detect toxic stress
In-plant biomonitors, controlled by dedicated microcomputers, may ultimately provide detection of developing toxicity and hazardous spills in industrial effluents rapidly enough to prevent serious damage to receiving waters. A computer automated system was developed to continuously monitor …
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