Well, it's come down. PFOS has become dramatically reduced since then, but it was the company that produced it that willingly took it off the market.
On April 3rd, 2014. See this statement in context.
On April 3rd, 2014. See this statement in context.
Professor, University of Ottawa, As an Individual
Well, it's come down. PFOS has become dramatically reduced since then, but it was the company that produced it that willingly took it off the market.
See context to find out what was said next.