Evidence for 1500-year-old salt boiling found in China
Archaeologists found evidence for salt boiling industry in form of several features at a site in Huanghua, Hebei province, China. The sites date to the Tang Dynasty (618—907 AD).
Archaeologists found evidence for salt boiling industry in form of several features at a site in Huanghua, Hebei province, China. The sites date to the Tang Dynasty (618—907 AD).