Which of the following is the use of quick lime?

Asked in FINANCE AND ACCOUNTS OFFICER(LDCE) 2017 · Topic: Acid, Base and Salt (Common Salts: Baking Soda, Washing Soda, Plaster of Paris and Gypsum)

1. It is used in the manufacture of sodium carbonate from caustic soda
2. It is an important primary material for manufacturing of cement
3. It is employed in the manufacture of sugar and manufacturing of dyestuff
4. All of the above

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