Abstract The new high school chemical textbook published by the People’s Education Press in China introduces that there are three processes of soda in chemical industry history: the Leblanc process, the Solvay process and the HOU’s process.Literature retrieval has found a lot of Chinese literature introducing the Solvay process and the HOU’s process, but little literature focuses on Leblanc process.The paper reviews the context of emergence of the Leblanc process in France, the maturity in England and the decline competed with the Solvay process. By tracing the rise and fall of the Leblanc soda process, the paper concludes the role of the Leblanc process in chemical industry history and its pedagogical values.
PAN Xiong-Feng, WEI Zhao, DAI Pan-Yang, XU Feng. Evolution and Pedagogical Values of the Leblanc Process[J]. Chinese Journal of Chemical Education, 2022, 43(19): 121-126.