• In the process of sewage treatment, calcium hydroxide is used as a clarifying agent or as a flocculant.
  • Ca(OH)2 is used in the paper industry during the Kraft process of converting wood into wood pulp.
  • It is a very important compound in the preparation of ammonia
  • This compound is also used as a pH modifier due to its basicity.
  • The pickling of cucumbers is generally done with the help of Ca(OH)2
  • The production of many plastics involves the use of calcium hydroxide as an ingredient.
  • It is also used in pesticides, hair care products, and the manufacture of ebonite.
  • In root canal procedures, this compound is used to fill the cavities in the human teeth
  • Sugar beets and sugarcanes are processed via carbonation, which involves the used of Ca(OH)2.
  • Calcium hydroxide is used in the leather industry to separate the fur/hair from the animal hide.
  • CO2 absorption from flue gases and burning emissions