Table: Brands of dental floss tested

Using a technique called particle-induced gamma-ray emission (PIGE) spectroscopy, we tested for the presence or absence of fluorine—a marker of PFAS—in a selection of 18 different dental flosses.

Table: dental floss brands

Boronow, K.E., J.G. Brody, L.A. Schaider, G.F. Peaslee, L. Havas, B.A. Cohn. 2019. “Serum concentrations of PFASs and exposure-related behaviors in African American and non-Hispanic white women.” Journal of Exposure Science & Environmental Epidemiology. DOI: 10.1038/s41370-018-0109-y

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