https://www.epa.gov/chemical-research/6ppd-quinone
https://www.epa.gov/newsreleases/epa-develops-6ppd-q-water-t...
https://www.ustires.org/largest-global-tire-industry-consort...
so we're a long way from testing before widespread use or the like, but at least when something dramatic shows up it can sometimes lead to potential mitigations.
https://www.epa.gov/chemical-research/6ppd-quinone
https://www.epa.gov/newsreleases/epa-develops-6ppd-q-water-t...
https://www.ustires.org/largest-global-tire-industry-consort...
so we're a long way from testing before widespread use or the like, but at least when something dramatic shows up it can sometimes lead to potential mitigations.