Xtrema sent a letter to resellers to discredit my finding of heavy metals in their “Metals-Free” cookware. Read it here.
Important background points to understand: XRF testing is entirely distinct from leach testing. XRF test results are not somehow magically negated by leach testing results. If a product passes leach testing for metals, that does not somehow magically mean it is “metals-free”; it only means that it passes leach testing for metals at the time of…