This article is part of the following series: Excavating and (re)creating the biosocial: Birth cohorts as ethnographic object

These are pots and dishes. They transmit food and love. They transmit lead. They transmit class. They transmit enduring inequality and new forms of environmental degradation. These transmissions are conveyed through food, love, and chemical leaching. These pots are for sale in working class neighborhoods in Mexico City. They are passed around in families. They …