pfas - SERP Analysis

https://www.epa.gov/pfas/pfas-explained

https://en.wikipedia.org/wiki/PFAS

https://www.fda.gov/food/environmental-contaminants-food/and-polyfluoroalkyl-substances-pfas

https://www.niehs.nih.gov/health/topics/agents/pfc

https://www.ewg.org/areas-focus/toxic-chemicals/pfas-chemicals

https://www.atsdr.cdc.gov/pfas/index.html

https://www.dhs.wisconsin.gov/chemical/pfas.htm

https://www.pa.gov/agencies/dep/programs-and-services/water/bureau-of-safe-drinking-water/pfas

https://www.publichealth.va.gov/exposures/pfas.asp