At lower levels PFAS have been associated with immunotoxicity. The substances have been found at about 17,000 sites across the UK and Europe. “At [highly] contaminated sites, local authorities should consider testing to ensure that PFAS levels are safe in local produce. In Denmark, the Environmental Protection Agency stipulates that drinking water must not contain more than 2ng/l for the sum of four PFASs. “PFAS chemicals are in the environment because they have been used widely in products and are extremely persistent.

Source: The Guardian February 24, 2023 02:27 UTC