black salt

noun
variants: or less commonly black salts

Definition of black salt

: crude potassium carbonate obtained from wood ashes or in the Leblanc process

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Cite this Entry

“Black salt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/black%20salt. Accessed 25 Oct. 2020.

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