Essays about: "retention flow"
Showing result 6 - 10 of 62 essays containing the words retention flow.
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6. Water quality improvement of highway runoff by the filter material D-Rainclean : A five-month field trial
University essay from KTH/Hållbar utveckling, miljövetenskap och teknikAbstract : Highway runoff and its pollutants are of growing concern. These pollutants require treatment as their concentration often are increased. A common removal method is the use of sedimentation ponds that removes particulates through gravity. READ MORE
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7. The Potential Use of Degradable Starch Microspheres as a Carrier for Nasal Drug Administration
University essay from Lunds universitet/Livsmedelsteknik och nutrition (master)Abstract : Intranasal drug delivery is a practical and accessible method for treating localized symptoms as well as achieving systemic drug absorption. The approach takes advantage of the permeability, vascularization, and limited enzymatic activity of nasal tissue, leading to enhanced drug absorption. READ MORE
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8. Modelling the full-scale N2O emissions from wastewater treatment plants for identifying mitigation strategies
University essay from Lunds universitet/Kemiteknik (CI)Abstract : Nitrous oxide (N2O) emissions, which primarily originate from the biological nitrogen removal process, dominate the release of greenhouse gases (GHGs) in wastewater treatment plants (WWTPs). N2O production occurs through dynamic microbial pathways that have a significant impact on the environment compared with other GHG emissions. READ MORE
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9. The effect of temperature on the chemical stability of Vitamin C in a cosmetic product – Development of an HPLC-method for quantitative analysis
University essay from KTH/Tillämpad fysikalisk kemiAbstract : Vitamin C är en populär ingrediens i hudvårdsprodukter, bland annat på grund av dess positiva effekter på kollagen-produktionen i huden och dess antioxidativa egenskaper. Dessvärre är vitamin C en känslig ingrediens som lätt bryts ned av ljus, syre, hög temperatur eller fel pH-värde. READ MORE
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10. The role of bed sediments for fractionation of phosphorus in remediated ditches in Sweden
University essay from SLU/Dept. of Soil and EnvironmentAbstract : Sweden’s environmental quality objectives “A varied agricultural landscape” and “Zero eutrophication”, aims to ensure food production while reducing negative impact from fertilizers on the environment. The input ceilings of nutrient concentrations in the Baltic Sea are still critical. READ MORE