It is used as a flocculants in industrial and sewage water treatment. It is also used to raise the pH of fresh water.
Pulp and Paper
It is employed in the pulp and paper industry to produce sodium hydroxide for the Kraft Process.
It is used to make mortar, lime plaster, and low quality paints.
It is employed to neutralize acids in industries, manufacture calcium stearate, separate sugar from sugar
cane, manufacture solid oil to produce brake pads and ebonite etc