4 ms·
In 1986, the U.S. defined “lead-free pipes” as having a lead-content of 8% or less. This wasn’t lowered to 0.25% until 2011! https://www.epa.gov/sdwa/use-lead-
by cooper_ganglia 3y ago
In 1986, the U.S. defined “lead-free pipes” as having a lead-content of 8% or less. This wasn’t lowered to 0.25% until 2011!
https://www.epa.gov/sdwa/use-lead-free-pipes-fittings-fixtures-solder-and-flux-drinking-water https://www.epa.gov/sdwa/use-lead-free-pipes-fittings-fixtur...