What does the phrase “known to the State of California to cause [cancer] [birth defects or other reproductive harm]” in a Proposition 65 warning actually mean?

Under the Proposition 65 statute, “known to the state to cause [cancer] [birth defects or other reproductive harm]” means the chemical has been added to the Proposition 65 list by one of four listing mechanisms.  Learn more about how chemicals are added to the Proposition 65 list.


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