The Leblanc process was an early industrial process for the production of soda ash (sodium carbonate) used throughout the 19th century, named after its inventor, Nicolas Leblanc. It involved two stages: Production of sodium sulfate from sodium chloride, followed by reaction of the sodium sulfate with coal and calcium carbonate to produce sodium carbonate. The process gradually became obsolete after the development of the Solvay process.
Read more about Leblanc Process: Background, Chemistry, Process Detail, Industrial History, Pollution Issues, Obsolescence, Biodiversity
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“Like a prophet, you are possibly teaching us about the workings of the divine mind, but in the process you are ruining the human mind, dear friend.”
—Franz Grillparzer (1791–1872)