lixiviated water

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Alum — This article is about the chemical compound. For other uses, see Alum (disambiguation). Bulk alum Alum ( / … Wikipedia
Sodium carbonate — Sodium carbonate … Wikipedia
Leblanc process — The Leblanc process was the 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… … Wikipedia

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