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pottasche

f
génér. potash
Pottasche f =
génér. potash; potassium carbonate; pearl ash
chim. american ashes; salts of tartar; pearlash; caustic potash
chim., métall., génie m. patossium carbonate; pearl ash rare
envir. potash Any of several compounds containing potassium, especially soluble compounds such as potassium oxide, potassium chloride, and various potassium sulfates, used chiefly in fertilizers
métall. carbonate of potassium