Essays about: "Alum"
Showing result 1 - 5 of 29 essays containing the word Alum.
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1. Trace element leaching from alum shale fines and red ash from Kvarntorp during a large column test
University essay from Örebro universitet/Institutionen för naturvetenskap och teknikAbstract : Fuel shortage during the Second World War led to oil production in Kvarntorp, Kumla during 1942-1966 by pyrolyzing alum shale rich in pyrite, FeS2, and organic material such as kerogen. This production has led to a lot of waste laying deposited out in the open after the mining closed and has had negative environmental impact in the form of ongoing weathering and leaching of acidic water and leaching of trace elements into its surroundings. READ MORE
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2. Aluminium water extract levels from liquid packaging board : A comparative trial study between alum and polyaluminium chloride added as flocculants on BM7, Stora Enso Skoghall Mill
University essay from Karlstads universitet/Avdelningen för kemiteknikAbstract : The aluminium content of water extracts is an important aspect for the food safety of paper board, as the content indicates the ability of the paper board material to transfer aluminium to the packaged food product. Aluminium intake in humans and its health effects have been discussed for many years as some research has seen potential links between, among other things, high aluminium levels in the brain and the development of hereditary Alzheimer's. READ MORE
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3. 3D Geological Modelling of the Subsurface Adjacent to Cementa’s Quarry in Skövde, Sweden
University essay from Uppsala universitet/Institutionen för geovetenskaperAbstract : Limestone is one of the main components of cement production. Limestone has been quarried in Skövde, Sweden, since the end of 19th century and Cementa AB has been operating the quarry since 1973. Aside from limestone, there are also Alum shale of Cambrian age, mudstones as well as bentonite layers of Ordovician age present in the quarry. READ MORE
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4. ENVIRONMENTAL RADIOLOGICAL STUDIES OF KVARNTORPSHÖGEN Dose and Radiological Risk Assessments for Humans and Biota
University essay fromAbstract : Background: The pile Kvarntorpshögen and the lakes Surpölen and Norrtorpssjön are the remains of an industry which mined and processed oil shales to extract oil during World War II. The pile mainly consists of shale ash, a waste from the production, while the lakes are nowadays water-filled mining pits. READ MORE
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5. GAC filter Design Criteria for Wastewater Treatment for Removal of Organic Micropollutants – A Literature Review
University essay from Lunds universitet/Kemiteknik (CI)Abstract : Granular Activated Carbon (GAC) is nowadays suggested as a fourth (quaternary) treatment step at municipal wastewater treatment plants to remove certain chemicals and particularly organic micropollutants (OMPs). This work investigated the different factors that affect the performance of the GAC filter for the removal of micropollutants in a municipal wastewater treatment plant. READ MORE