What is quicklime and where it is used?

Quicklime, also known as Calcium Oxide(CaO) or burnt lime, is a chemical compound. It is caustic, white in color, solid at room temperature. Lime refers to the organic compound containing calcium-containing inorganic material, in which oxide, carbonates, and hydroxide of silicon, magnesium, calcium, aluminum, and iron predominate. It is the cheapest alkali known so far. Quicklime is used in various applications. Some of them are mentioned below: -

• It is used to produce steel, pulp, and iron.
• It is used in the manufacturing of cement.
• It is extensively used in medicinal industries and insecticides.
• Lime is used in laboratories for precipitation reaction and dehydration.
• It is used in the treatment of fuel gases.
• Last but not least, it is also used to manufacture caustic soda