Essays about: "Ultrafine particles"
Found 3 essays containing the words Ultrafine particles.
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1. Dispersion of cement-based grout with ultrasound and conventional laboratory dissolvers
University essay from KTH/ByggvetenskapAbstract : In any underground facilities especially tunnels, it is essential to seal the area against water ingress and leakage of reserved materials. Grouting is a common method used to seal rocks around tunnels, successful grouting reduces the duration and cost of the construction, guarantees better working environment and higher safety, minimizes the maintenance and most important decreases the corresponding environmental hazards significantly. READ MORE
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2. Air under the Surface – Particulate Concentrations in a Submarine Work Environment
University essay from Lunds universitet/Ergonomi och aerosolteknologiAbstract : .... READ MORE
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3. Environmental Effects of Vehicle Exhausts, Global and Local Effects : A Comparison between Gasoline and Diesel
University essay from Sektionen för ekonomi och teknik (SET)Abstract : Since 1970, vehicle’s exhaust pollutions have received increasing attention as a source of air pollution at both local (human health concerns) and global (global warming) scales. This study mainly discusses diesel and gasoline vehicles because, today, over 90% of vehicles on the road use gasoline and diesel fuels. READ MORE