User:Robert Ratford

History of Chemistry

140 B.C. Alchemy begins in China. 300 A.D. Ko Hung, the most celebrated Chinese alchemist. 300 A.D. Papyri of Leyden 300 A.D. Zosimos, in Egypt describes: solution, filtration, distillation, sublimation. 1144 A.D.Alchemy appeared in Europe.