Leblanc's process

(Chem.) the process of manufacturing soda by treating salt with sulphuric acid, reducing the sodium sulphate so formed to sodium sulphide by roasting with charcoal, and converting the sodium sulphide to sodium carbonate by roasting with lime.
- Burrill.

See also: Process

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
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