Crude potash is used for the manufacture of glass, and, after being causticized, for the making of soft soap. For many other purposes it must be refined, which is done by treating the crude product with the minimum of cold water required to dissolve the carbonate, removing the undissolved part (whic
undissolved הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד