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| potash | |||
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| potash; potassium carbonate; pearl ash | |||
| potash Any of several compounds containing potassium, especially soluble compounds such as potassium oxide, potassium chloride, and various potassium sulfates, used chiefly in fertilizers | |||
| carbonate of potassium | |||
| american ashes; salts of tartar; pearlash; caustic potash | |||
| patossium carbonate; pearl ash rare | |||
