Essays about: "aqueous film forming foams"

Found 5 essays containing the words aqueous film forming foams.

  1. 1. Groundwater Movement and PFAS Transportation in the Vreta-Bålsta Esker

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Kevin Pettersson; [2020]
    Keywords : GMS; MODFLOW; MT3DMS; PFAS; modelling; GMS; MODFLOW; MT3DMS; PFAS; Modellering;

    Abstract : Håbo municipality is looking for alternative drinking water sources for its residence city of Bålsta. One possible source is the Vreta-Bålsta esker located northeast of Bålsta, which could be used for artificial infiltration and extraction of groundwater. READ MORE

  3. 2. Groundwater Flow and Transport Modelling of PFASs in Åkersberga

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Worada Boonraksasat; [2019]
    Keywords : Groundwater modelling; contaminant transport; Visual MODFLOW; MODPATH; MT3DMS; PFASs; AFFFs;

    Abstract : Per- and polyfluoroalkyl substances (PFASs) are a group of man-made organic chemicals that have been commercially used since the 1950s in many consumer products, including impregnated textiles, impregnated paper, nonstick products (e.g., Teflon), cleaning agents, and in firefighting foams. READ MORE

  4. 3. An assessment of thermal desorption as a remediation technique for per- and polyfluoroalkyl substances (PFASs) in contaminated soil

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Anna-Stina Lind; [2018]
    Keywords : Thermal desorption; per- and polyfluoroalkyl substances; PFASs; PFBA; PFPeA; PFHxA; PFHpA; PFOA; PFNA; PFDA; PFUnDA; PFBS; PFHxS; PFOS; 6:2 FTSA; 8:2 FTSA; FOSA; PCB; PAH; UPLC MS MS; Termisk rening; Per- och polyfluoralkylsubstanser; PFASs; PFBA; PFPeA; PFHxA; PFHpA; PFOA; PFNA; PFDA; PFUnDA; PFBS; PFHxS; PFOS; 6:2 FTSA; 8:2 FTSA; FOSA; PCB; PAH; UPLC MS MS;

    Abstract : Per- and polyfluoroalkyl substances (PFASs) are a diverse group of persistent organic pollutants. PFASs have a wide area of applications such as stain repellent for paper, textile, furniture and industrial products such as aqueous film forming foams (AFFFs) used for firefighting. READ MORE

  5. 4. PFAS in recipient sediment of a military airport

    University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

    Author : Lovisa Johansson Blomér; [2017]
    Keywords : Per- and polyfluoroalkyl substances; PFAS; PFOS; Sediment; Military airport; Per- och polyfluorerade alkylsubstanser; PFAS; PFOS; sediment; militär flygplats;

    Abstract : Per- and polyfluoroalkyl substances, PFASs, are highly fluorinated substances where the carbon chain is fully- or partly fluorinated. A functional group is coupled at the end of the carbon chain which gives PFASs their different properties. READ MORE

  6. 5. Transport of per- and polyfluoroalkyl substances in soil and groundwater in Uppsala, Sweden

    University essay from SLU/Dept. of Aquatic Sciences and Assessment

    Author : Sofia Bergström; [2014]
    Keywords : PFASs; PFOS; perfluoroalkyl substances; groundwater; soil; surface water; river water; drinking water; aqueous film forming foams;

    Abstract : In recent years, per- and polyfluoroalkyl substances (PFASs) have received increasing public attention due to their persistence, bioaccumulation potential and toxicity to humans and wildlife. PFASs are widely used in various products including surfactants in paper, textiles, and aqueous film forming foams (AFFFs). READ MORE