Medieval teeth preserve the human trace of a lead industry

What the source confirms

A study published in Antiquity on 13 October examined tooth enamel from 15 medieval individuals across three cemeteries, dating to roughly AD 650–1500. Nottingham announced the research on 12 October.

Lead preserved in enamel records exposure while teeth formed in childhood. The researchers report that production was established by the mid-seventh century, with lower concentrations among people buried with higher-status grave goods.

How to understand it

Teeth offer a different archive from furnaces or mining waste disturbed by later production. Differences between burials may reflect unequal involvement in processing lead.

Open questions

The small sample and complex relationship between exposure and early death leave questions for further research. These historical measurements do not describe present-day environmental conditions in the Peak District.