Besançon. What is TFA, this eternal pollutant, and where does it come from?

Trifluoroacetic acid (TFA), the smallest PFAS molecule, has contaminated the entire world, even the most untouched lands. Faced with this well-known problem, authorities are struggling to mobilize to confront the next health scandal, as they did yesterday with asbestos and currently with pesticides, of which it is one of the relevant metabolites.

48 bottles from 11 different brands, representing 90% of the French market, were tested, as well as Romanian, Italian, and Chinese bottled waters. Photo Frédéric Jimenez

Although it has a vaguely very high indicative health value with a limit of 6,000 ng/l, TFA (trifluoroacetic acid) does not have a regulatory value. "It is therefore not an issue from the point of view of compliance...

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