EntityQ1778130· pop 5· linked from 14 articlespot boilerSign in to savestone that is heated in a fire and dropped into a pot of food to heat itConnectionsanthropologyEntityarchaeologyEntityheatEntitythermal expansionEntityboilerEntityhearthEntitycookware and bakewareEntityarchaeological field surveyEntityPotboilerEntityCategoriesArchaeological artifactsBoilers (cookware)