And it appears to have resulted in a set of responses: https://www.epa.gov/chemical-research/6ppd-quinone https://www.epa.gov/chemical-research/6ppd-quinone h

And it appears to have resulted in a set of responses: https://www.epa.gov/chemical-research/6ppd-quinone https://www.epa.gov/chemical-research/6ppd-quinone https://www.epa.gov/newsreleases/epa-develops-6ppd-q-water-testing-method-widespread-use https://www.epa.gov/newsreleases/epa-develops-6ppd-q-water-t... https://www.ustires.org/largest-global-tire-industry-consortium-releases-preliminary-6ppd-alternatives-analysis-report 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.