As further evidence that “no level of lead is safe,” the CDC lowered its blood lead reference value for children from 5 ug/dL to 3.5 ug/dL. See the full Oct. 28 CDC press release here: https://www.cdc.gov/media/releases/2021/p1028-blood-lead.html?utm_source=ACGIH&utm_campaign=c9d0006836-EMAIL_CAMPAIGN_2020_02_25_05_03_COPY_01&utm_medium=email&utm_term=0_e0322abe6a-c9d0006836-365446573