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• Figure 7: How granular activated carbon (GAC) removes PFAS

  • Uploaded by: U.S. Government Accountability Office
  • License: United States Government Work
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  • 1,364 views
  • Date uploaded: 2023-12-06
  • Tags: gao, governmentaccountabilityoffice, usgovernmentaccountabilityoffice, usgao, unitedstatesgovernmentaccountabilityoffice, government, congress, watchdog, oversight, governmentwatchdog, persistentchemicals, gao22105088, ai, artificialintelligence, cdc, centersfordiseasecontrolandprevention, dod, departmentofdefense, epa, environmentalprotectionagency, gac, granularactivatedcarbon, hrms, highresolutionmassspectrometry, ml, machinelearning, nasa, nationalaeronauticsandspaceadministration, nih, nationalinstitutesofhealth, pfas, perandpolyfluoroalkylsubstances, pfoa, perfluorooctanoicacid, pfos, perfluorooctanesulfonate, qsar, quantitativestructureactivityrelationship, ro, reverseosmosis, top, totaloxidizableprecursor, ucmr, unregulatedcontaminantmonitoringrule
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• Figure 1: Per- and polyfluoroalkyl substances (PFAS) can enter the environment and cause human exposure in a variety of ways

  • Uploaded by: U.S. Government Accountability Office
  • License: United States Government Work
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  • 1,295 views
  • Date uploaded: 2023-12-06
  • Tags: gao, governmentaccountabilityoffice, usgovernmentaccountabilityoffice, usgao, unitedstatesgovernmentaccountabilityoffice, government, congress, watchdog, oversight, governmentwatchdog, persistentchemicals, gao22105088, ai, artificialintelligence, cdc, centersfordiseasecontrolandprevention, dod, departmentofdefense, epa, environmentalprotectionagency, gac, granularactivatedcarbon, hrms, highresolutionmassspectrometry, ml, machinelearning, nasa, nationalaeronauticsandspaceadministration, nih, nationalinstitutesofhealth, pfas, perandpolyfluoroalkylsubstances, pfoa, perfluorooctanoicacid, pfos, perfluorooctanesulfonate, qsar, quantitativestructureactivityrelationship, ro, reverseosmosis, top, totaloxidizableprecursor, ucmr, unregulatedcontaminantmonitoringrule
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• Figure 8: How ion exchange removes PFAS

  • Uploaded by: U.S. Government Accountability Office
  • License: United States Government Work
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  • 1,281 views
  • Date uploaded: 2023-12-06
  • Tags: gao, governmentaccountabilityoffice, usgovernmentaccountabilityoffice, usgao, unitedstatesgovernmentaccountabilityoffice, government, congress, watchdog, oversight, governmentwatchdog, persistentchemicals, gao22105088, ai, artificialintelligence, cdc, centersfordiseasecontrolandprevention, dod, departmentofdefense, epa, environmentalprotectionagency, gac, granularactivatedcarbon, hrms, highresolutionmassspectrometry, ml, machinelearning, nasa, nationalaeronauticsandspaceadministration, nih, nationalinstitutesofhealth, pfas, perandpolyfluoroalkylsubstances, pfoa, perfluorooctanoicacid, pfos, perfluorooctanesulfonate, qsar, quantitativestructureactivityrelationship, ro, reverseosmosis, top, totaloxidizableprecursor, ucmr, unregulatedcontaminantmonitoringrule
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• Figure 3: High throughput screening uses technology, such as this robotic arm, to quickly assess multiple chemicals

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  • License: United States Government Work
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  • 1,235 views
  • Date uploaded: 2023-12-06
  • Tags: gao, governmentaccountabilityoffice, usgovernmentaccountabilityoffice, usgao, unitedstatesgovernmentaccountabilityoffice, government, congress, watchdog, oversight, governmentwatchdog, persistentchemicals, gao22105088, ai, artificialintelligence, cdc, centersfordiseasecontrolandprevention, dod, departmentofdefense, epa, environmentalprotectionagency, gac, granularactivatedcarbon, hrms, highresolutionmassspectrometry, ml, machinelearning, nasa, nationalaeronauticsandspaceadministration, nih, nationalinstitutesofhealth, pfas, perandpolyfluoroalkylsubstances, pfoa, perfluorooctanoicacid, pfos, perfluorooctanesulfonate, qsar, quantitativestructureactivityrelationship, ro, reverseosmosis, top, totaloxidizableprecursor, ucmr, unregulatedcontaminantmonitoringrule
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• Figure 9: How reverse osmosis (RO) removes PFAS from source water

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  • License: United States Government Work
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  • 1,165 views
  • Date uploaded: 2023-12-06
  • Tags: gao, governmentaccountabilityoffice, usgovernmentaccountabilityoffice, usgao, unitedstatesgovernmentaccountabilityoffice, government, congress, watchdog, oversight, governmentwatchdog, persistentchemicals, gao22105088, ai, artificialintelligence, cdc, centersfordiseasecontrolandprevention, dod, departmentofdefense, epa, environmentalprotectionagency, gac, granularactivatedcarbon, hrms, highresolutionmassspectrometry, ml, machinelearning, nasa, nationalaeronauticsandspaceadministration, nih, nationalinstitutesofhealth, pfas, perandpolyfluoroalkylsubstances, pfoa, perfluorooctanoicacid, pfos, perfluorooctanesulfonate, qsar, quantitativestructureactivityrelationship, ro, reverseosmosis, top, totaloxidizableprecursor, ucmr, unregulatedcontaminantmonitoringrule
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• Figure 1: Examples of how investigators collect a variety of samples from incident sites for forensic analysis

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  • License: United States Government Work
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  • 939 views
  • Date uploaded: 2023-11-17
  • Tags: gao, governmentaccountabilityoffice, usgovernmentaccountabilityoffice, usgao, unitedstatesgovernmentaccountabilityoffice, government, congress, watchdog, oversight, governmentwatchdog, chemicalweapons, gao23105439, df, methylphosphonyldifluoride, ffm, factfindingmission, gc, gaschromatography, hrms, highresolutionmassspectrometry, iit, investigationandidentificationteam, ir, infrared, jim, jointinvestigativemechanism, lc, liquidchromatography, ms, massspectrometry, nmr, nuclearmagneticresonance, opcw, organisationfortheprohibitionofchemicalweapons, pf6, phosphorushexafluoride, uk, unitedkingdom
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• Figure 3: Phases in a chemical forensics investigation

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  • License: United States Government Work
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  • 928 views
  • Date uploaded: 2023-11-17
  • Tags: gao, governmentaccountabilityoffice, usgovernmentaccountabilityoffice, usgao, unitedstatesgovernmentaccountabilityoffice, government, congress, watchdog, oversight, governmentwatchdog, chemicalweapons, gao23105439, df, methylphosphonyldifluoride, ffm, factfindingmission, gc, gaschromatography, hrms, highresolutionmassspectrometry, iit, investigationandidentificationteam, ir, infrared, jim, jointinvestigativemechanism, lc, liquidchromatography, ms, massspectrometry, nmr, nuclearmagneticresonance, opcw, organisationfortheprohibitionofchemicalweapons, pf6, phosphorushexafluoride, uk, unitedkingdom
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• Figure 4: Samples can be small, dilute, or degraded

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  • License: United States Government Work
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  • 884 views
  • Date uploaded: 2023-11-17
  • Tags: gao, governmentaccountabilityoffice, usgovernmentaccountabilityoffice, usgao, unitedstatesgovernmentaccountabilityoffice, government, congress, watchdog, oversight, governmentwatchdog, chemicalweapons, gao23105439, df, methylphosphonyldifluoride, ffm, factfindingmission, gc, gaschromatography, hrms, iit, investigationandidentificationteam, ir, infrared, jim, lc, liquidchromatography, ms, massspectrometry, nmr, nuclearmagneticresonance, opcw, organisationfortheprohibitionofchemicalweapons, pf6, phosphorushexafluoride, uk, unitedkingdom
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